This feature in e.g. V3.82 was useful to sign a package with a sign key that wasn't created with B4A. There are some threads and how-to's available in the forum.
After updating B4A to V7.30, I can't compile without signing to use JDK signing algorithms afterwards.
After updating B4A to V7.30, I can't compile without signing to use JDK signing algorithms afterwards.