diff --git a/conf/init.gs101.usb.rc b/conf/init.gs101.usb.rc
index 7c76381..bbf1db0 100644
--- a/conf/init.gs101.usb.rc
+++ b/conf/init.gs101.usb.rc
@@ -68,6 +68,9 @@
     # etr_miu function
     mkdir /config/usb_gadget/g1/functions/etr_miu.gs11
 
+    # acm function for uwb
+    mkdir /config/usb_gadget/g1/functions/acm.uwb0
+
     setprop vendor.usb.functions.ready 1
 
 on boot
@@ -120,3 +123,6 @@
 
 on property:vendor.usb.contaminantdisable=true
     exec /vendor/bin/hw/disable_contaminant_detection.sh
+
+on property:ro.bootmode=uwb
+    setprop persist.vendor.usb.usbradio.config uwb_acm
diff --git a/usb/UsbGadget.cpp b/usb/UsbGadget.cpp
index 909fb48..0a6cea3 100644
--- a/usb/UsbGadget.cpp
+++ b/usb/UsbGadget.cpp
@@ -165,6 +165,8 @@
                 ret = setVidPid("0x04e8", "0x6862");
             } else if (vendorFunctions == "etr_miu") {
                 ret = setVidPid("0x18d1", "0x4ee2");
+            } else if (vendorFunctions == "uwb_acm"){
+                ret = setVidPid("0x18d1", "0x4ee2");
             } else {
                 if (!(vendorFunctions == "user" || vendorFunctions == "")) {
                     ALOGE("Invalid vendorFunctions set: %s", vendorFunctions.c_str());
@@ -284,6 +286,10 @@
         ALOGI("enable etr_miu functions");
         if (linkFunction("etr_miu.gs11", i++))
             return Status::ERROR;
+    } else if (vendorFunctions == "uwb_acm") {
+        ALOGI("enable uwb acm function");
+        if (linkFunction("acm.uwb0", i++))
+            return Status::ERROR;
     }
 
     if ((functions & GadgetFunction::ADB) != 0) {
diff --git a/usb/android.hardware.usb@1.3-service.gs101.rc b/usb/android.hardware.usb@1.3-service.gs101.rc
index 966726b..4112b4e 100644
--- a/usb/android.hardware.usb@1.3-service.gs101.rc
+++ b/usb/android.hardware.usb@1.3-service.gs101.rc
@@ -39,6 +39,8 @@
     chown system system /config/usb_gadget/g1/functions/accessory.gs2
     chown system system /config/usb_gadget/g1/functions/acm.gs6
     chown system system /config/usb_gadget/g1/functions/acm.gs6/port_num
+    chown system system /config/usb_gadget/g1/functions/acm.uwb0
+    chown system system /config/usb_gadget/g1/functions/acm.uwb0/port_num
     chown system system /config/usb_gadget/g1/functions/audio_source.gs3
     chown system system /config/usb_gadget/g1/functions/dm.gs7
     chown system system /config/usb_gadget/g1/functions/ffs.adb