You're looking for a Dex Editor with a link. Here are some options:
Search for the login validation method. Typically, it looks like this in Smali: dex editor plus link
Root access (usually required) – for editing system apps or apps that protect their DEX files.
Without root, you can only edit DEX from APKs you extract manually and then repack/sign. You're looking for a Dex Editor with a link
MT Manager: A comprehensive APK editing tool that includes a built-in .dex editor for modifying mobile apps. Download MT Manager from Softonic. 2. PieceDex (One Piece TCG Companion) Without root , you can only edit DEX
You aren’t just linking methods; you can link to fields (variables) as well. For example, link a getAdUrl() method to a static string field containing "about:blank" to effectively block ads without removing the ad code entirely.
Efficiency: Unlike traditional methods that require full decompilation (extracting the entire APK), Dex Editor Plus allows for direct editing within the APK structure, significantly speeding up the modding process.