Xposed module to set the Signature Scheme for Android 30+ to 1. This allows system apps to be modified.
This module makes the method getMinimumSignatureSchemeVersionForTargetSdk in android.util.apk.ApkSignatureVerifier return 1 always, no matter the Android version.
public static int getMinimumSignatureSchemeVersionForTargetSdk(int targetSdk) {
if (targetSdk >= 30) {
return 2;
}
return 1;
}