Anyone who used to own the original Blackberry phones won't be able to use them from January 4th. The Android versions will still work but those running BBOS will stop functioning. RIP BlackBerry
https://www.techradar.com/uk/news/old-blackberry-phones-will-stop-working-from-january-4
https://www.techradar.com/uk/news/old-blackberry-phones-will-stop-working-from-january-4