Reset: T-Mobile 665

Learn how to wipe or master reset the T-Mobile 665 through the menu or hardware keys. Find out more on this page:

 

Cache partition

Master reset

Safe mode

 

 

Cache partition

Wipe cache partition

If the phone is not working correctly, you may need to master reset it and also clear the cache partition. These two resets clear different parts of the phone storage. Unlike a master reset, wiping the cache partition does not delete your personal data.

 

To wipe the cache partition, follow these steps:

 

We're sorry, but this feature is not available for this device.

 

 

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Master reset

Master reset from settings menu

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloaded content, ringtones, images, apps, and contacts. It does not delete data stored on the SIM card or SD card.

 

To perform a master reset, follow these steps:

 

  1. Back up all data on the internal memory. See: Backup & restore.
  2. Back up all necessary data that is on the internal memory.
  3. Remove the back cover.
  4. Remove the battery.
  5. Remove the SIM card.
  6. Wait several seconds then reinstall the battery and SIM card and replace the back cover.
  7. Press and hold down the Pound (#) key and the red End key at the same time until a menu screen appears.
  8. Select the green Check mark.
  9. The phone will reset.

 

 

Master reset with hardware keys

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloaded content, ringtones, images, apps, and contacts. It does not delete data stored on the SIM card or SD card.

 

If the device menus are frozen or unresponsive, you can master reset using hardware keys. To perform a master reset, follow these steps:

 

  1. Back up all data on the internal memory. See: Backup & restore.
  2. Back up all necessary data that is on the internal memory.
  3. Remove the back cover.
  4. Remove the battery.
  5. Remove the SIM card.
  6. Wait several seconds then reinstall the battery and SIM card and replace the back cover.
  7. Press and hold down the Pound (#) key and the red End key at the same time until a menu screen appears.
  8. Select the green Check mark.
  9. The phone will reset.

 

 

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Safe mode

Turn on and use safe mode

Safe mode allows you to turn on the device with third-party apps disabled. Then you can easily remove all apps that may be causing a conflict or software problem.

 

To turn on safe mode and use it to fix app problems, follow these steps:

 

We're sorry, but this feature is not available for this device.

 

 

Turn off safe mode

To turn off safe mode, follow these steps:

 

We're sorry, but this feature is not available for this device.

 

 

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