diff --git a/MBCPApp/common.sh b/MBCPApp/common.sh
index 945a3ae..0f68c19 100644
--- a/MBCPApp/common.sh
+++ b/MBCPApp/common.sh
@@ -106,6 +106,14 @@ iszdefend() {
     fi
 }
 
+isvcm1() {
+    if [[ -f mbapk/mbapk_unpacked/root/lib/arm64-v8a/libvcm1.so ]]; then
+        warn "As of v6.4.86+, to extract assets, you need to clear app data and then open the app again!"
+    else
+        info "[libvcm1.so] not found! ignoring notice"
+    fi
+}
+
 manifest_remove() {
     sed -i "/$1/d" "$DIRPATH"/mbapk/mbapk_unpacked/AndroidManifest.xml && \
         info "[manifest_remove] removing $1" || \
diff --git a/MBCPApp/mbcpapp.sh b/MBCPApp/mbcpapp.sh
index 8e5c134..72b7af0 100755
--- a/MBCPApp/mbcpapp.sh
+++ b/MBCPApp/mbcpapp.sh
@@ -290,6 +290,7 @@ do
         'MBShield Check' )   check_mbshield ;;
         'Convert apks to apk' ) convert_apks ;;
         'Extract assets [ROOT]' )
+    isvcm1
     iszdefend
     info 'To extract encrypted assets [if current app has MBShield protection] you need rooted device'
     info 'And trigger a bulit-in app assets extraction !'