Download the 100% save file. If it is a .zip or .rar , use ZArchiver to extract it.
Connect your Android device to a PC via a USB cable. Select "File Transfer" mode on your phone. Use the Windows File Explorer or Mac Finder to navigate to Android/data/com.rockstargames.gtactw/files/ and drop the save file there. Computers bypass Android's on-device Scoped Storage restrictions. Tips to Maintain a 100% Save Game gta chinatown wars 100 save game android fix