diff --git a/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_aaag.xml b/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_aaag.xml
index e25467a0d..76ca8edc7 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_aaag.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_aaag.xml
@@ -9,7 +9,7 @@
 	<poweroff_channel desc="the method of power off uos" readonly="true">
 	--pm_notify_channel ioc \
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device">00:15.1 USB controller: Intel Corporation Device 5aaa (rev 0b)</usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_aliaag.xml b/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_aliaag.xml
index 60bdb88c6..a9f13a3c1 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_aliaag.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_aliaag.xml
@@ -9,7 +9,7 @@
 	<poweroff_channel desc="the method of power off uos" readonly="true">
 	--pm_notify_channel ioc \
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device">00:15.1 USB controller: Intel Corporation Device 5aaa (rev 0b)</usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_laag.xml b/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_laag.xml
index d3beb4be7..ed7a3fe60 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_laag.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-mrb/sdc_launch_1uos_laag.xml
@@ -9,7 +9,7 @@
 	<poweroff_channel desc="the method of power off uos" readonly="true">
 	--pm_notify_channel ioc \
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device">00:15.1 USB controller: Intel Corporation Device 5aaa (rev 0b)</usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-up2-n3350/sdc_launch_1uos_laag.xml b/misc/acrn-config/xmls/config-xmls/apl-up2-n3350/sdc_launch_1uos_laag.xml
index 78f84ecec..b7f6ff8c0 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-up2-n3350/sdc_launch_1uos_laag.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-up2-n3350/sdc_launch_1uos_laag.xml
@@ -9,7 +9,7 @@
 	<poweroff_channel desc="the method of power off uos" readonly="true">
 	--pm_notify_channel power_button \
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device">00:15.1 USB controller: Intel Corporation Device 5aaa (rev 0b)</usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-up2/sdc_launch_1uos_aaag.xml b/misc/acrn-config/xmls/config-xmls/apl-up2/sdc_launch_1uos_aaag.xml
index 3ef1e478d..306269d94 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-up2/sdc_launch_1uos_aaag.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-up2/sdc_launch_1uos_aaag.xml
@@ -9,7 +9,7 @@
 	<poweroff_channel desc="the method of power off uos" readonly="true">
 	--pm_notify_channel power_button \
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device">00:15.1 USB controller: Intel Corporation Device 5aaa (rev 0b)</usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/apl-up2/sdc_launch_1uos_laag.xml b/misc/acrn-config/xmls/config-xmls/apl-up2/sdc_launch_1uos_laag.xml
index 3ec9bf3f4..5d3649187 100644
--- a/misc/acrn-config/xmls/config-xmls/apl-up2/sdc_launch_1uos_laag.xml
+++ b/misc/acrn-config/xmls/config-xmls/apl-up2/sdc_launch_1uos_laag.xml
@@ -9,7 +9,7 @@
 	<poweroff_channel desc="the method of power off uos" readonly="true">
 	--pm_notify_channel power_button \
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device">00:15.1 USB controller: Intel Corporation Device 5aaa (rev 0b)</usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/generic/hybrid_launch_1uos.xml b/misc/acrn-config/xmls/config-xmls/generic/hybrid_launch_1uos.xml
index c7e68991c..26124f1da 100644
--- a/misc/acrn-config/xmls/config-xmls/generic/hybrid_launch_1uos.xml
+++ b/misc/acrn-config/xmls/config-xmls/generic/hybrid_launch_1uos.xml
@@ -8,7 +8,7 @@
 	<console_type desc="UOS console type"></console_type>
 	<poweroff_channel desc="the method of power off uos">
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/generic/industry_launch_1uos.xml b/misc/acrn-config/xmls/config-xmls/generic/industry_launch_1uos.xml
index 37d3e8795..1118fba81 100644
--- a/misc/acrn-config/xmls/config-xmls/generic/industry_launch_1uos.xml
+++ b/misc/acrn-config/xmls/config-xmls/generic/industry_launch_1uos.xml
@@ -8,7 +8,7 @@
 	<console_type desc="UOS console type"></console_type>
 	<poweroff_channel desc="the method of power off uos">
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/generic/industry_launch_2uos.xml b/misc/acrn-config/xmls/config-xmls/generic/industry_launch_2uos.xml
index 2d3550c60..4dbb774d7 100644
--- a/misc/acrn-config/xmls/config-xmls/generic/industry_launch_2uos.xml
+++ b/misc/acrn-config/xmls/config-xmls/generic/industry_launch_2uos.xml
@@ -8,7 +8,7 @@
 	<console_type desc="UOS console type"></console_type>
 	<poweroff_channel desc="the method of power off uos">
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
@@ -40,7 +40,7 @@
 	<console_type desc="UOS console type"></console_type>
 	<poweroff_channel desc="the method of power off uos">
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/generic/sdc_launch_1uos.xml b/misc/acrn-config/xmls/config-xmls/generic/sdc_launch_1uos.xml
index 013b90d7e..76200d86e 100644
--- a/misc/acrn-config/xmls/config-xmls/generic/sdc_launch_1uos.xml
+++ b/misc/acrn-config/xmls/config-xmls/generic/sdc_launch_1uos.xml
@@ -8,7 +8,7 @@
 	<console_type desc="UOS console type"></console_type>
 	<poweroff_channel desc="the method of power off uos">
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_hardrt.xml b/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_hardrt.xml
index eb84e5188..c7fbfb386 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_hardrt.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_hardrt.xml
@@ -6,7 +6,7 @@
 	<gvt_args configurable="0" desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_vxworks.xml b/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_vxworks.xml
index ab2779324..0c332ad6a 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_vxworks.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_vxworks.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_waag.xml b/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_waag.xml
index 4a5a483dc..4f52ce570 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_waag.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_1uos_waag.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm">64 448 8</gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_2uos.xml b/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_2uos.xml
index 15660625b..c21f822a5 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_2uos.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc6cayh/industry_launch_2uos.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm">64 448 8</gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
@@ -37,7 +37,7 @@
 	<gvt_args configurable="0" desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc_launch_1uos_laag.xml b/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc_launch_1uos_laag.xml
index eb3162f11..df0bfb502 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc_launch_1uos_laag.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc_launch_1uos_laag.xml
@@ -9,7 +9,7 @@
 	<poweroff_channel desc="the method of power off uos" readonly="true">
 	--pm_notify_channel power_button \
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc_launch_1uos_zephyr.xml b/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc_launch_1uos_zephyr.xml
index a4dc5ab41..89c9431ec 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc_launch_1uos_zephyr.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc6cayh/sdc_launch_1uos_zephyr.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_hardrt.xml b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_hardrt.xml
index 5ecc58b93..895f294c4 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_hardrt.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_hardrt.xml
@@ -6,7 +6,7 @@
 	<gvt_args configurable="0" desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_vxworks.xml b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_vxworks.xml
index c49e76db8..2b89b8b81 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_vxworks.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_vxworks.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_waag.xml b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_waag.xml
index bd8136ddd..2ea8bb642 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_waag.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_1uos_waag.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm">64 448 8</gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_2uos.xml b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_2uos.xml
index 033994ad2..596dece2e 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_2uos.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/industry_launch_2uos.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm">64 448 8</gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
@@ -37,7 +37,7 @@
 	<gvt_args configurable="0" desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc_launch_1uos_laag.xml b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc_launch_1uos_laag.xml
index 285d8f900..6dce9df19 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc_launch_1uos_laag.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc_launch_1uos_laag.xml
@@ -9,7 +9,7 @@
 	<poweroff_channel desc="the method of power off uos" readonly="true">
 	--pm_notify_channel power_button \
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc_launch_1uos_zephyr.xml b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc_launch_1uos_zephyr.xml
index 6b0f1af0c..dd3b4fa73 100644
--- a/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc_launch_1uos_zephyr.xml
+++ b/misc/acrn-config/xmls/config-xmls/nuc7i7dnb/sdc_launch_1uos_zephyr.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_hardrt.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_hardrt.xml
index ad55f9fd9..04d07af3d 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_hardrt.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_hardrt.xml
@@ -6,7 +6,7 @@
 	<gvt_args configurable="0" desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_vxworks.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_vxworks.xml
index 0657f60ee..791133e58 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_vxworks.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_vxworks.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_waag.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_waag.xml
index 1034b5005..57a4d83cd 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_waag.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_1uos_waag.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm">64 448 8</gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_2uos.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_2uos.xml
index 432b0fd1f..58e360be9 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_2uos.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/industry_launch_2uos.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm">64 448 8</gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
@@ -37,7 +37,7 @@
 	<gvt_args configurable="0" desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc_launch_1uos_laag.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc_launch_1uos_laag.xml
index cdcfae508..77111fb5a 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc_launch_1uos_laag.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc_launch_1uos_laag.xml
@@ -9,7 +9,7 @@
 	<poweroff_channel desc="the method of power off uos" readonly="true">
 	--pm_notify_channel power_button \
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc_launch_1uos_zephyr.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc_launch_1uos_zephyr.xml
index bdd36d1a5..e46f4e9f2 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc_launch_1uos_zephyr.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i5/sdc_launch_1uos_zephyr.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_hardrt.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_hardrt.xml
index c2950b3c1..1767e8309 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_hardrt.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_hardrt.xml
@@ -6,7 +6,7 @@
 	<gvt_args configurable="0" desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_vxworks.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_vxworks.xml
index 1bb296802..08f924230 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_vxworks.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_vxworks.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_waag.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_waag.xml
index 69cc24944..1134c554f 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_waag.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_1uos_waag.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm">64 448 8</gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_2uos.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_2uos.xml
index 9bdf251e3..ebacf0be7 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_2uos.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/industry_launch_2uos.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm">64 448 8</gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
@@ -37,7 +37,7 @@
 	<gvt_args configurable="0" desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">virtio-console(hvc0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc_launch_1uos_laag.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc_launch_1uos_laag.xml
index 330a6e5af..6aaa1f355 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc_launch_1uos_laag.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc_launch_1uos_laag.xml
@@ -9,7 +9,7 @@
 	<poweroff_channel desc="the method of power off uos" readonly="true">
 	--pm_notify_channel power_button \
 	</poweroff_channel>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>
diff --git a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc_launch_1uos_zephyr.xml b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc_launch_1uos_zephyr.xml
index aff0eefda..db96aadb0 100644
--- a/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc_launch_1uos_zephyr.xml
+++ b/misc/acrn-config/xmls/config-xmls/whl-ipc-i7/sdc_launch_1uos_zephyr.xml
@@ -6,7 +6,7 @@
 	<gvt_args desc="GVT argument for the vm"></gvt_args>
 	<vbootloader desc="virtual bootloader method" readonly="true">ovmf</vbootloader>
 	<console_type desc="UOS console type">com1(ttyS0)</console_type>
-	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2:4"></usb_xhci>
+	<usb_xhci desc="USB xHCI mediator configuration. input format: bus#-port#[:bus#-port#: ...]. e.g.: 1-2:2-4"></usb_xhci>
 
 	<passthrough_devices>
 		<usb_xdci desc="vm usb_xdci device"></usb_xdci>