Learn how to insert the SIM card or unlock the LG Optimus L9. Find out more on this page:
Mobile Device Unlock
To insert or remove the SIM card, follow these steps:
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To delete SIM messages, follow these steps:
To view free space on the SIM card for contacts or messages, follow these steps:
Note: The following procedure only describes how many messages are stored on your SIM card. It does not describe how much free space you have.
The Mobile Device Unlock code allows the device to use a SIM card from another wireless carrier. This may be necessary when traveling internationally. To enter the Mobile Device Unlock code, follow these steps:
Important: Stop if you receive an error message. The device may lock permanently if you enter the incorrect code multiple times.
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