Pebble app update brings better BT stability The latest Pebble app release brings with it improved Bluetooth connection reliability. That’s something I hope makes good inroads into the issues of connecting to Pebble after a shutdown. By icraigt Craig Thornton (@icraigt), Geek Dad, husband of @linsthornton, Principal Engineer at JLR, tech addict. All views my own. View all of icraigt's posts.