How To Calibrate Iphone Touch Screen

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This wikiHow teaches you how to calibrate your iPhone’s screen or, if needed, restore the phone to manufacturing plant settings if the screen becomes less responsive or exhibits other problems like freezing.

  1. 1

    Move to a dimly-lit room.
    The Auto-Brightness sensor must be calibrated in a room with minimal light. Turn off the lights and/or ensure that the room is night.

  2. ii

    Open Settings.
    It’s a greyness app with gears (⚙️) that’southward typically located on your home screen.


  3. 3

    Scroll down and tap

    Display & Brightness


    It’s in the same department as the “General” card.

  4. four

    Slide “Auto-Effulgence” to the “Off” position.
    It’s the first section under the “Effulgence” carte du jour and will turn white.

  5. 5

    Slide the “BRIGHTNESS” bar to the left.
    Place your finger on the slider and drag it equally far to the left as possible to reduce the screen to its minimum brightness level.

  6. 6

    Slide “Machine-Brightness” to the “On” position.
    It will turn greenish. The screen display will become brighter. The “BRIGHTNESS” bar will automatically move towards the right side,[1]

    which calibrates the Auto-Effulgence sensor to perform optimally.

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  1. 1

    Open Settings.
    Information technology’south a grayness app with gears (⚙️) that’s typically located on your home screen.

    • If your screen is not functioning properly, such every bit not registering inputs or showing wrong inputs, restoring the iPhone may become it working once more. You should not lose any information using this method.
  2. 2

    Tap your Apple tree ID.
    It’s the department at the top of the bill of fare that contains your proper noun and paradigm if you’ve added one.

    • If you are non signed in, tap
      Sign in to your iPhone, enter your Apple ID and password, then tap
      Sign In.
    • If y’all are running an older version of iOS, you may non need to practice this step.
  3. three




    It’s in the second section of the card.

  4. 4

    Scroll down and tap

    iCloud Backup


    Information technology’s at the bottom of the “APPS USING ICLOUD” department.

    • Slide
      iCloud Backup
      to the “On” (greenish) position, if it’s not already.
  5. 5


    Back Up Now


    Information technology’southward at the lesser of the screen. Wait until the backup is complete.

    • You must exist continued to a Wi-Fi network to dorsum up your iPhone.
  6. half dozen




    It’south in the upper-left corner of the screen. This will take you back to the iCloud settings page.

  7. vii


    Apple ID


    It’south in the upper-left corner of the screen. This will return you to the Apple ID settings page.

    • If you are running an older version of iOS, you may not need to practice this step.
  8. 8




    It’s in the upper-left corner of the screen. This volition have you lot back to the chief Settings carte du jour.

  9. 9

    Curl down and tap



    It’s near the top of the menu, next to a gear (⚙️) icon.

  10. x

    Coil downwards and tap



    It’s at the bottom of the menu.

  11. 11


    Erase All Content and Settings


    It’due south well-nigh the top of the menu.

  12. 12

    Enter your passcode.
    Enter the passcode you use to unlock your phone.

    • If prompted, enter your “Restrictions” passcode.
  13. xiii


    Erase iPhone


    Doing then will reset all settings, also as erase the media and information on your iPhone.

    • Your telephone will show “Swipe to set up” after information technology’s done deleting your content, as it did when it was showtime purchased.
  14. 14

    Follow the on-screen prompts to set your iPhone.
    Your iPhone will be in same configuration that it was when information technology left the factory, so you will demand to set it upwards as if it were new.

    • During setup, you volition exist asked if you lot want to restore your telephone from an iCloud backup. If you want to add together all your media, information, and apps back onto your telephone, agree to restore from the backup.
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Add New Question

  • Question

    What can I erase if at that place is non enough space to back upwards my iPhone?

    Community Answer

    You can erase anything that is not important to you. This could include unused apps, old text letters, emails and more. You can also move your pictures and videos from your iPhone to your computer to free up space.

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About This Commodity

Article Summary

1. Go to a dim room.
ii. Open
3. Tap
Display & Brightness.
four. Disable “Auto-Brightness.”
5. Slide the “Effulgence” bar all the style left.
six. Re-enable “Car-Brightness.”

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