Phone Codes

Android *#*#2664#*#* (Touch Screen Test)

Tests touch screen sensitivity and accuracy.

Static page generated from CSV/JSON at build time.

Details

Opens touch screen test interface to verify all areas of the screen respond correctly.

Use caseTest touch screen sensitivity accuracy
Works onMost Android devices
CautionRead-only test; follow on-screen instructions

Utilities

Copy-paste helpers

How to run

Open dialer type *#*#2664#*#* touch test interface opens

Tip

Essential when buying used phones to check for dead zones

FAQ

Common questions

What if some areas don't respond?

The screen may have damage—avoid purchasing or get it repaired.