Sjuttkes106 That is very strange. Let's make sure the features roaming data is turned on. Have you added any new apps? The current update, is that the phone software or the Message + app? Please make sure both are current.
Those details are appreciated. Let's complete a Device Health Check, and see what that tells us. Please click this link and follow the steps: http://spr.ly/6606GIb9Q Please let me know those results.
Additionally, I would like to discuss some additional troubleshooting steps. Tell me, since updating the software, has a factory data reset been completed? If not, it's a great way to resolve device issues, especially after a software update has been completed. In addition, the process s much quicker than in the past. Here's how to get that done: http://spr.ly/6601GIb9L
We understand how important it is to protect your information! A Factory Reset does erase your phone, but you can first protect your data by backing it up to Verizon Cloud. https://www.verizon.com/solutions-and-services/verizon-cloud/ This will ensure your information is not lost during a reset. Let's figure out what's causing this battery drain. How long is your battery lasting from 100% down to 0% charged? How do you typically use your device besides using the Message+?