It's vital to understand a key point that will save you from many headaches and potential security risks:

Official historical versions, including Alpha 1.0.16_02, are managed through the official Minecraft Launcher rather than external APK downloads:

Paste your transferred .jar and .json files into this new folder.

Re-open , find the a1.0.16_02 version in the menu, and launch the game. The Dangers of Third-Party APK Websites