The reason you need to download the OBB file is that the game's APK file (the installation file) does not contain all the necessary data to run the game. The APK file is relatively small in size, and it's not enough to store all the game's assets. By downloading the OBB file, you'll get access to the game's complete data, which is required to play the game smoothly.
You can download the GTA San Andreas OBB file from the link provided below: Gta San Andreas Obb File Download 200mb Zip File
GTA San Andreas is an iconic game that still holds up today. With the OBB file download, you can play the game on your Android device. Make sure to follow the steps outlined above to download and install the OBB file correctly. With a little patience and some basic technical knowledge, you can enjoy GTA San Andreas on your Android device. The reason you need to download the OBB