Why is my touchscreen tapping by itself?

Ghost touches usually come from a bad screen protector, a tight case, moisture or grease, or a poorly grounded charger. Remove the protector and case and clean the screen first.

Can a screen protector cause ghost touches?

Yes. A cheap, lifted, or trapped-air protector is one of the most common causes of phantom taps.

Does a cheap charger cause ghost touches?

It can. A noisy or ungrounded charger introduces electrical interference that the screen reads as touches, so try the original charger.

Touchscreen Ghost Touches? How to Fix Phantom Taps

Quick answer: Ghost touches — taps you did not make — usually come from a bad screen protector, a tight case, moisture or grease, or a charger with poor grounding. Remove the protector and case, clean the screen, and re-test.

See where the phantom input lands: open the touchscreen test.

Remove the protector and case

A cheap, lifted, or air-trapped screen protector is the top cause. Peel it off and test. A tight case that presses the screen edges can also trigger touches, so remove that too.

Clean and dry the screen

Moisture, sweat and grease all register as touches. Wipe the screen with a dry microfiber cloth and dry your hands.

Check the charger and power

Ghost touches that appear only while charging usually mean a noisy or ungrounded charger. Switch to the original charger and cable. If the issue persists, restart, update, and as a last resort factory reset, and see a touchscreen not responding for related fixes.

Confirm the fix

Re-run the touchscreen test and leave the screen untouched — no taps should appear on their own. To map unresponsive areas instead, use the dead-zone test.