diff --git a/src-ui/logics/_useBackendErrorHandling.js b/src-ui/logics/_useBackendErrorHandling.js
index d5987a1b..c1cdd15f 100644
--- a/src-ui/logics/_useBackendErrorHandling.js
+++ b/src-ui/logics/_useBackendErrorHandling.js
@@ -15,6 +15,8 @@ import {
 
     useDeepLAuthKey,
 
+    useEnableVrcMicMuteSync,
+
     useOscIpAddress,
     useWebsocket,
 } from "@logics_configs";
@@ -34,6 +36,8 @@ export const _useBackendErrorHandling = () => {
 
     const { updateDeepLAuthKey } = useDeepLAuthKey();
 
+    const { updateEnableVrcMicMuteSync } = useEnableVrcMicMuteSync();
+
     const { updateOscIpAddress } = useOscIpAddress();
     const { updateEnableWebsocket, updateWebsocketHost, updateWebsocketPort } = useWebsocket();
 
@@ -130,6 +134,14 @@ export const _useBackendErrorHandling = () => {
                 }
                 return;
 
+            case "/set/enable/vrc_mic_mute_sync":
+                // Normally, this path shouldn't happen because VRC Mic Mute Sync is disabled and can't be turned on from the UI.
+                if (message === "Cannot enable VRC mic mute sync while OSC query is disabled") {
+                    updateEnableVrcMicMuteSync(data);
+                    showNotification_Error("Cannot enable VRC Mic Mute Sync while OSC query is disabled");
+                }
+                return;
+
 
             // Advanced Settings, error messages are set by Backend (EN only)
             case "/set/data/osc_ip_address":