The "33 zip" you are referring to likely refers to , a popular open-source tool. The version 0.3.3 (often associated with the "33" shorthand in tech forums) was a milestone release that stabilized the connection process for many users. 🛠️ The Story of How It Works
Find the for your specific Android OS.
The 33 zip tool relies on adb shell commands that require root access or insecure ADB settings. Since Android 4.4.2, Google has locked down the setprop commands needed to change routing tables. Without root, the 33 zip can't modify the kernel's routing rules. android reverse tethering 33 zip do work
If you find the 3.3 version too buggy or don't want to root your phone, modern tools have made this much easier: Gnirehtet provides reverse tethering for Android - GitHub The "33 zip" you are referring to likely