Lenovo ThinkPad 8 - Manual (Page 30)

3. Hold the micro SIM card with the metal contacts facing down, and then insert it firmly into the
micro-SIM-card slot as shown until you hear a click.
4. Close the micro-SIM-card slot cover and turn on your tablet.
To remove the micro SIM card, do the following:
1. Turn off the tablet.
2. Open the micro-SIM-card slot cover.
22 User Guide