Learn how to insert/remove the SIM card, manage SIM messages, and view free SIM space on the LG Optimus L90.




Insert/remove SIM

  1. Power the phone off.
  2. Use the fingertip cutout to remove the back cover.
  3. Lift the battery out.
  4. Insert the micro SIM card with gold contacts facing down and notched side first.


Delete SIM messages

  1. From any Home screen, tap Messaging.
  2. Tap the Menu key.
  3. Tap SIM box.
  4. Tap Delete.
  5. Select individual messages or tap Select all.
  6. Tap Delete.
  7. Tap Yes.


View free SIM space

  1. From any Home screen, tap the Menu key.
  2. Tap System settings.
  3. Select the General tab.
  4. Under 'DEVICE,' tap Storage.
  5. View the Available value under INTERNAL STORAGE.