GLTools requires root access . It modifies system graphics drivers. Installing it on a non-rooted device will simply cause the app to crash or do nothing. Also, some custom ROMs (like MIUI) may conflict with GLTools.
Fake your device’s GPU info to play games that are otherwise incompatible with your hardware. gltools premium apk
"Fake" your GPU, CPU, and RAM info to trick games into unlocking higher graphics settings meant for flagship devices. GLTools requires root access