If you own an Android tablet, chances are you’ve been looking for a way to insert a SIM card. You might be wondering how to do it, or where to find the right instructions. Inserting a SIM card in an Android tablet is easy if you know where to look. The first step is to open the tablet’s battery cover. Next, locate the SIM card slot and slide it out of the way. Insert the new SIM card into the slot and push it back into place. Close the battery cover and turn on your tablet. ..