How to run
Open dialer type *#*#2664#*#* touch test interface opens
Phone Diagnostic Codes
Android *#*#2664#*#* (Touch Screen Test)
Tests touch screen sensitivity and accuracy.
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
Tip
Essential when buying used phones to check for dead zones
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FAQ
Common questions
What if some areas don't respond?
The screen may have damageāavoid purchasing or get it repaired.
Community
Discussion & Experiences
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