White Screen for Maximum Brightness: Activates the device's screen to emit a bright, white light, effectively turning it into a flashlight. Enable Bright White Screen in FullScreen Mode. To begin, open whitescreen.tools from your web browser on any device. Then, select the white color and click on it. The entire screen should now display a bright white color. You can use this white screen tools web page as a lightbox in a pinch to trace something. place the item to be traced on the screen. And place your blank paper to be traced on the screen.

https://whitescreen.tools/