Every pack needs a manifest.json . You must generate unique UUIDs (Universally Unique Identifiers) for these files using a website like uuidgenerator.net .
Minecraft: Bedrock Edition uses —essentially renamed ZIP archives that contain two crucial components: how to convert jar to mcaddon patched
Every Java mod is a compressed archive containing assets, code, and metadata. Your first step is to isolate the assets that Bedrock can interpret. Right-click the target .jar file. Every pack needs a manifest