1. SIM Card Installation
The Logic F11L supports Dual Nano SIM cards. Ensure your SIM card is activated by your carrier before installation.
- Open the back cover of the phone.
- Carefully remove the battery.
- Locate the SIM card slots. Insert your Nano SIM card(s) into the designated slots with the gold contacts facing down.
- Ensure the SIM card(s) are securely seated.








