Phone Codes

Android *#0*# (Service Menu)

Opens Samsung hardware test menu for display sensors and speakers.

Static page generated from CSV/JSON at build time.

Details

Built-in diagnostics used to validate panels sensors haptics and speakers. Useful when checking refurbished devices.

Use caseHardware testing for display sensors speakers
Works onMost Samsung devices
CautionRead-only tests; avoid unrelated factory reset menus

Utilities

Copy-paste helpers

How to run

Open dialer type *#0*# service menu opens automatically

Tip

Run before buying used phones to confirm panels and sensors

FAQ

Common questions

Why won't it open?

Some carrier firmware disables the service menu; try a Samsung unlocked model.