Sorry to hear that. Didn't realize I had fooled the system, was just eager to test it out without waiting for a new SIM to arrive. Should I expect my device to stop working soon? If no, maybe you should invest in a portable hotspot and tear the SIM out of it after a day or so.  ... View more

Perhaps call Verizon support and talk to a rep so they can do it manually? I took an active sim card out of a different device that I had been using and it started working as soon as I popped it in the MG. I too tried to add the device IMEI on the website first, but to no avail. Then I realized the device was already working without me doing anything other than insert the card and power it up. ... View more

I've had an MG21E up and running on Verizon for the past 24 hours. Seems to be working just fine! ... View more