Ghost touch is when a touch screen acts on touches nobody made: apps open, letters type, the screen scrolls or zooms by itself. On phones the most common cause is electrical noise from a charger, followed by a screen protector, moisture and, last, a damaged screen. The fastest fix is to unplug the charger and any cable, then dry the screen. To see what is happening, open the ghost touch test and start its hands off watch: put the device down, keep your hands away, and every touch the screen reports is listed with its time and position. Run it once on the charger and once on battery, and you will know whether the charger is to blame within a few minutes.
Quick checks
- Unplug the charger and any cable or accessory, then watch the screen for a minute.
- Dry and clean the screen with a soft, slightly damp cloth, then dry it fully. Water droplets and condensation cause phantom taps.
- Take off the case and screen protector, even if they look fine.
- Restart the device.
- Let it cool down if it has been charging, gaming or sitting in the sun.
Read the hands off watch
| What the watch shows | Likely cause |
|---|---|
| Touches only while charging | The charger, cable or wall socket |
| Touches all over the screen, at random | Electrical noise or moisture |
| Touches clustered in one spot or along one edge | A damaged area, a lifted protector or a tight case |
| No touches during the watch, but problems in use | A setting or app that acts on its own, covered below |
| Touches after a screen replacement | A faulty or poorly fitted replacement screen |
The charger and the cable
Cheap and damaged chargers leak electrical noise onto the cable, and a touch screen reads that noise as fingers. Apple's own advice for a screen that is too sensitive or responds intermittently is to disconnect any Lightning or USB-C accessory, and if that helps, to try a different socket, cable or charger.
- Charge with the charger that came with the phone, or a certified one from a known brand.
- Try a different cable and a different wall socket. Car chargers and multi-port charging hubs are frequent offenders.
- If touches happen only on one charger, stop using it. If the phone also charges slowly or not at all, see phone not charging.
The screen protector and the case
A protector with dust or an air bubble under it, a lifted corner, or a crack in the glass can make the screen register a touch where nothing is pressing. Thick tempered glass also weakens real touches, so people press harder and get misreads. A tight or bent case can press on the edge of the glass. Remove both, clean the bare screen and run the hands off watch again.
If you keep a protector, tell the phone about it:
- Samsung Galaxy: turn on Touch sensitivity in Settings > Display.
- Google Pixel: open Settings > Display & touch > Touch sensitivity and turn on Screen protector mode. Adaptive touch adjusts sensitivity on its own.
Settings that look like ghost touches
Some features act on the screen without a finger, which is easy to mistake for a fault:
- iPhone Back Tap. Tapping the back of the phone, or setting it down hard, can run a shortcut or take a screenshot. Check Settings > Accessibility > Touch > Back Tap.
- iPhone Voice Control. It taps and scrolls when it hears speech. Turn it off in Settings > Accessibility > Voice Control if you did not mean to use it.
- iPhone Touch Accommodations. It changes how long a touch must last. Make sure it is off under Settings > Accessibility > Touch.
- Samsung Accidental touch protection. Turn it on in Settings > Display so the screen ignores touches in a pocket or bag.
Rule out apps and update the software
- Android: restart in safe mode, which runs only the built-in apps. Open the power menu, then touch and hold Power off until Safe mode appears, and tap it. If the ghost touches stop in safe mode, an app you installed is the cause. Uninstall recent apps one at a time.
- iPhone and iPad: install the latest iOS or iPadOS in Settings > General > Software Update.
- Android: install system updates from the software update section of Settings, which Samsung lists as Settings > Software update. Touch screen firmware fixes often arrive in these updates.
Windows laptops and touch monitors
On a touch screen laptop, ghost touches usually come from the charger, a dirty screen or a failing touch layer.
- Clean the screen and run the laptop on battery for a while. If the touches stop, use a grounded outlet and the original charger.
- Recalibrate: open Control Panel > Hardware and Sound > Tablet PC Settings, select Calibrate and choose touch input. If an old calibration is wrong, select Reset on the same tab.
- Restart the touch controller: open Device Manager, expand Human Interface Devices, right-click HID-compliant touch screen, choose Disable device, then enable it again.
- Install the touch and chipset drivers from your laptop maker.
If the screen keeps tapping by itself, leave HID-compliant touch screen disabled. The laptop works normally with the keyboard and touchpad until you get the screen repaired. If it is the pointer that moves on its own rather than the screen, the touchpad is the cause: see touchpad not working.
When the screen is damaged
Ghost touches that stay in one area, that started after a drop, or that began after a screen repair point to the digitizer, the clear touch layer bonded to the display. On most phones it cannot be replaced on its own, so the repair is a complete screen.
- Under warranty or AppleCare: contact the maker. Apple's advice is to set up a service if the problem continues after the basic steps. Accidental damage is not covered by a standard warranty.
- After a third party repair: cheap replacement screens are a common source of ghost touches. Ask the shop to replace the part.
- iPhone 11: Apple ran a free display replacement program for some iPhone 11 units with touch problems, but it covered each phone for two years after its first sale, so it no longer applies.
A drop that damaged the touch layer can also damage the display under it. Check for dead pixels, lines and dark patches with the dead pixel test before you decide what to repair.
When it is a hardware fault
If touches still appear with no charger, no protector, a dry screen and the latest software, and the hands off watch keeps recording them, the touch layer is faulty. It rarely recovers and often spreads. Save the watch results with Copy results to show the repair shop where and when the touches happen. While you wait, turning on a passcode and turning off features that act on a tap, such as Back Tap, limits the damage a phantom touch can do. To check how many fingers the screen still tracks after a repair, use the multi touch test.
Ghost touch questions
What causes ghost touch?
Anything that disturbs the touch sensor layer on top of the display: electrical noise from a charger or cable, water or condensation on the glass, a screen protector with dust or air under it, a case pressing on the edge, heat, or damage to the digitizer from a drop or a poor screen repair. Settings such as Back Tap on an iPhone can also trigger actions that look like ghost touches.
How do I fix ghost touch on my iPhone?
Unplug the charger and any Lightning or USB-C accessory, dry and clean the screen, take off the case and screen protector, and restart. Apple suggests trying a different socket, cable or charger if the screen behaves after unplugging. Check Back Tap and Voice Control in Settings, Accessibility. If touches continue with nothing attached, set up a repair with Apple.
How do I fix ghost touch on Android?
Unplug the charger, remove the screen protector, clean and dry the screen, then restart in safe mode to rule out an app. On Samsung phones, turn on Accidental touch protection in Settings, Display. On Pixel phones, Settings, Display & touch, Touch sensitivity has Screen protector mode and Adaptive touch. If touches continue, the screen needs a repair.
Can ghost touch fix itself?
When moisture, heat or a charger is the cause, yes: the touches stop once the screen is dry, the phone cools down or the charger is unplugged. Ghost touches from a cracked or faulty digitizer do not go away and often spread.
Does a factory reset fix ghost touch?
Rarely. A reset helps only when an app or a setting is sending input, which safe mode and the settings checks find faster. Back up first if you try it. If touches still appear on the setup screen of a freshly reset phone, the cause is hardware.