Install this BIGGY on your iPhone 
and then Add to Home Screen
settings put global window_animation_scale 0 settings put global transition_animation_scale 0 settings put global animator_duration_scale 0 settings put global hardware_acceleration 1 settings put global gpu_rendering 1 settings put global background_process_limit 4
: Open SetEdit, select the System Table (safest) or Global Table , tap + Add New Setting , enter the string name, then enter the value. Restart : Reboot your device to apply the changes fully. Safety and Troubleshooting setedit lag fix hot
: Set to 0 to disable dithering, which can slightly boost FPS. tables without knowing what they do can cause
tables without knowing what they do can cause your phone to boot-loop or disable essential features like cellular data. Thermal Safety: Many "lag fix" codes work by disabling thermal throttling tap + Add New Setting
If your phone lags when switching apps, you can try to keep apps in memory longer (requires enough RAM) or kill them instantly.