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Galaxy S9 Won’t Turn On

Mitch BartlettNovember 27, 2018 Comments (4)

Sometimes the Samsung Galaxy S9 smartphone can become frozen and not turn on. If you cannot get the S9 to start or are frozen at a white or black screen, try the following tips to break out of it.


Contents

  • 1 Fix 1 – Power Off
  • 2 Fix 2 – Soft Reset
  • 3 Fix 3 – Ensure Power is Supplied
  • 4 FAQ

Fix 1 – Power Off

Try pressing and holding the “Power” button for about 30 seconds to see if the option appears to “Power Off” so that you can try to power it down. Sometimes holding “Power” may also cause the device to restart.


Fix 2 – Soft Reset

  1. Press and hold down both the “Power” and “Volume Down” buttons until the device resets. Normally you would hold the buttons for about 10 to 20 seconds. Release the buttons once the screen changes.
  2. “Maintenance Boot Mode” screen should appear. Use the volume buttons to toggle the selection to “Normal Boot“.
  3. Make the selection by pressing “Power“.

Fix 3 – Ensure Power is Supplied

If frozen at a black screen, plug the S9 into an outlet using the included cable and adapter. Wait about 10 minutes, then try to power on the device. If you’re not sure power is being supplied, try a different outlet, a new plug, and a different cable.

 

Hopefully one of these options have helped unfreeze your phone and bring it back to a running state.


FAQ

Will the Reset cause me to lose my data?

In most cases, the soft reset steps outlined above will not cause any data loss.


What usually causes my screen to freeze?

Sometimes poorly written apps can be running in the background and cause freezes. See about removing some apps you suspect might be causing the issue. Otherwise, extreme cold or hot conditions can cause problems.

Categories: Android

Author Mitch Bartlett

Through my career that spans over 20 years I have become an expert in Microsoft Systems Administration, Android, and macOS. I started this site as a technical guide for myself and it has grown into what I hope is a useful knowledgebase for everyone.

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Comments

  1. Kanhu Charan mahalik says:
    December 13, 2022 at 1:15 am

    S22 samsung mobile update after atoumetical switch off or on

  2. :P says:
    December 4, 2022 at 7:50 pm

    didnt help

  3. jim says:
    February 27, 2019 at 9:59 am

    Once in maintenance mode, select option by using bixby button, NOT power button.

  4. James Krieger says:
    February 27, 2019 at 9:48 am

    no – got to maintenance boot mode but when selecting options , nothing happened when pressed power button.

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My name is Mitch Bartlett. I've been working in technology for over 20 years in a wide range of tech jobs from Tech Support to Software Testing. I started this site as a technical guide for myself and it has grown into what I hope is a useful reference for all.

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Last Updated on November 27, 2018 by Mitch Bartlett