Display testing
Fullscreen Color Testing Starter Guide
When and how to run fullscreen solid-color tests for new displays, warranty checks, and cleaning prep. Free browser tools on TestMyGears — no install.
How-to guides
How-to guides
Display testing
Check Monitor Uniformity With Color Screens
Spot vignetting, backlight bleed, and color tint using grey, white, and black fullscreen tests. A practical uniformity check for any display.
Display testing
Best Colors for Dead Pixel Tests
White, black, and RGB fullscreen colors each reveal different pixel faults. Use this order to catch dead, stuck, and sub-pixel issues quickly.
Maintenance
Clean a Monitor Using a White Screen
A bright white screen reveals every smudge before you wipe. Follow this safe cleaning routine for desktops, laptops, and touch displays.
Display testing
How to Test Dead Pixels on Any Screen
Find dead and stuck pixels in under five minutes with free fullscreen color screens. Works on monitors, laptops, phones, and tablets — no app install.
