Nokia 110 4G 2021 User GuideInsert the second SIM1. Slide the SIM card holder of the SIM2 slot to the left and open it up.2. Place the nano-SIM in the SIM2 slot face down.3. Close down the holder, and slide it to the right to lock it in place. Both SIM cards areavailable at the same time when the device is not being used, but while one SIM card isactive, for example, making a call, the other may be unavailable.Tip: To find out if your phone can use 2 SIM cards, see the label on the sales box. If there are2 IMEI codes on the label, you have a dual-SIM phone.Insert the memory card© 2023 HMD Global Oy. All rights reserved. 8