How to Fix Screen Flickering on SAMSUNG Galaxy A40

Adjusting Display Settings

• 💡 Adjust the screen brightness manually in the settings to your preference, rather than relying on automatic settings.
• ⚠️ Ensure Adaptive Brightness is disabled to prevent the screen from changing brightness unexpectedly.

Using a Screen Dimmer App

• 📱 If flickering persists, download and install the Screen Dimmer OLED Saver app from the Play Store.
• ⚙️ Grant the app necessary permissions, including Modify system settings and Accessibility services, to control screen brightness and overlays.
• ✅ Enable the screen dimmer service within the app and configure it to your liking.

Checking for Software Updates

• 💻 As a last resort, navigate to Settings and check for Software Updates.
• 🚀 Download and install any available updates to ensure your device has the latest system software, which may resolve flickering issues.