Here’s a write-up based on your requested phrase, keeping in mind that actual APK/OBB distribution for Call of Duty: Black Ops 2 is not officially available for Android.
| Problem | Solution | |---------|----------| | | OBB folder is wrong. Ensure it’s in /Android/obb/ and not /Android/data/ . | | "Download failed because you may not have purchased this app" | Disable Google Play Services or use Lucky Patcher (risky). Better to find a pre-patched APK. | | Lag or low FPS | Lower resolution to 720p via GL Tools. Turn off shadows and post-processing. | | Zombies mode crashes | Clear app cache. Switch to classic Granite map instead of TranZit. | | Touch buttons overlapping | Use an external controller (PS4/Xbox) via Bluetooth. Some versions support native gamepad. | | No audio | Install additional OBB sound pack (often separate download). | Here’s a write-up based on your requested phrase,
Before installing, you must allow your phone to install apps from sources other than the Play Store. | | "Download failed because you may not