Most "magic codes" are placeholders or legacy tweaks that modern Android versions may ignore. While it can force a higher refresh rate, it cannot exceed the physical hardware limits of your CPU/GPU. Lag Reduction
One of the most immediate "lag" sensations is input delay. You can decrease the scanning interval for touch input. System Setting: windows_mgr_max_events_per_sec Value: 150 or 200 setedit lag fix verified
"Lag fixes" usually work by making the hardware work harder. Expect a slight dip in battery life (roughly 5-10%) in exchange for the smoother performance. Is it Permanent? Most "magic codes" are placeholders or legacy tweaks