This tool is most effective on older Samsung devices (e.g., Galaxy S9, S10) that lack built-in "DC Dimming" or high-frequency PWM modes. specific smartphones
: A common downside is that standard screenshots will appear extremely dark because the software is literally applying a black filter over the display. Where to Find It
"PWMfree" is a specialized utility app designed to eliminate Pulse Width Modulation (PWM) screen flicker on Android devices with OLED or AMOLED displays Product Overview