Reset: LG Optimus L9

Learn how to wipe or master reset the LG Optimus L9 through the menu or hardware keys. Find out more on this page:

 

Cache partition

Master reset

Safe mode

 

 

Cache partition

Wipe cache partition

We're sorry, but wiping the cache partition is not supported on this device. However, you can clear the cache for individual applications.

 

 

Back to top

 

 

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.
  2. From any Home screen, tap the Menu key.
  3. Tap System settings.
  4. Tap Backup & reset.
  5. Tap Factory data reset.
  6. Tap Reset phone.
  7. Tap Erase everything.

 

 

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.
  2. Power off the device.
  3. At the same time, press and hold the following keys for 8 seconds: Power key, Home key, and Volume down key.
  4. After 8 seconds or when the Android displays, release the keys. The Master Reset will automatically start.

 

 

Back to top

 

 

Safe mode

Turn on and use safe mode

We're sorry, but turning on and using safe mode is not supported on this device.

 

 

Turn off safe mode

 

To enable Safe mode, follow these steps:

  1. While the phone is powered off, press the Power button to turn on the device.
  2. Press and hold the Volume down key when the T-Mobile boot up screen appears.
  3. Device will boot into Safe mode.

 

To exit Safe mode, follow these steps.

  1. While in Safe mode, press and hold the Power button.
  2. Tap Power off.

 

 

Back to top