Why Touchscreen Is Unresponsive on Certain Areas (Fix It Fast)


If your phone touchscreen is not responding in certain areas, the issue is usually caused by dirt, screen damage, or software glitches. These “dead spots” can make parts of your screen unusable, but most problems can be fixed with simple steps.

Why this happens

Touchscreens rely on sensors that detect your finger. If part of the screen stops responding, it usually means something is blocking or interfering with those sensors.

That’s why users experience screen not responding partially instead of the whole display failing.

Common causes

Here are the most common reasons for phone dead spots touchscreen issues:

  • Dirt, oil, or moisture on screen
    Blocks touch sensitivity

  • Screen protector issues
    Low-quality or damaged protectors interfere

  • Physical damage
    Cracks or pressure points affect sensors

  • Software glitches
    System bugs cause touch problems

  • Water damage
    Affects touchscreen performance

  • Overheating
    Reduces touch responsiveness

  • Faulty apps
    Some apps interfere with touch input

How to fix it (step-by-step)

Follow these steps to fix touchscreen not working properly.

1. Clean your screen

Start with the simplest fix.

  • Turn off your phone
  • Use a soft microfiber cloth
  • Gently wipe the screen

👉 Dirt is a common cause of touch lag fix phone issues.

2. Remove screen protector

Test without it.

  • Remove tempered glass or plastic protector
  • Check if dead spots disappear

If yes, replace with a better-quality protector.

3. Restart your phone

Clears temporary bugs.

  • Press and hold power button
  • Tap Restart

4. Check for moisture

Water can affect touch.

  • Dry your screen completely
  • Avoid using phone with wet hands

5. Test in safe mode (Android)

This checks for app problems.

  • Restart phone in Safe Mode
  • Test touchscreen

If it works fine, an app is causing the issue.

6. Update your phone

Fixes system bugs.

  • Go to Settings
  • Tap Software Update
  • Install latest version

7. Reset settings

Fix configuration issues.

  • Go to Settings
  • Tap General Management or System
  • Tap Reset
  • Choose Reset Settings

8. Check for overheating

Heat affects touch sensors.

  • Let phone cool down
  • Avoid heavy apps temporarily

9. Perform factory reset (last resort)

If nothing works:

  • Back up your data
  • Go to Settings
  • Tap Reset
  • Choose Factory Reset

⚠️ This deletes all data.

When to worry

Most touchscreen dead zone issues are fixable. But check further if:

  • Same areas never respond
  • Screen has cracks or pressure marks
  • Touch stops working completely

This may indicate:

  • Hardware damage
  • Faulty digitizer
  • Internal screen issue

You may need professional repair or screen replacement.

Conclusion

If your phone touchscreen is not responding in certain areas, the problem is usually caused by dirt, screen protectors, or software glitches. Start with simple fixes like cleaning the screen and restarting your phone, then move to deeper steps if needed.

Most users can fix touchscreen issues quickly without repair.

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