Easy solution for when you see COD Mobile trees, windows, buildings and even streets in a completely blacked out phase.
Disable Shadow
1. Go to Settings using the gear icon on the top right corner.
2. Go to Audio and Graphics.
3. Choose Off for Real-Time Shadows in Battle Royal, Multiplayer and Zombies.
Clear ShaderCache
1. Open ShaderCache folder in "C:\Program Files\TxGameAssistant\ui\ShaderCache". Location depends on where you've installed the Gameloop.
2. Delete everything.