## What's Changed
* Improve icons in device control tiles by @mueller-ma in https://github.com/openhab/openhab-android/pull/3366
* Show activities launched by device control on lock screen by @mueller-ma in https://github.com/openhab/openhab-android/pull/3362
* Fix sending ACRA mail by @mueller-ma in https://github.com/openhab/openhab-android/pull/3367

**Full Changelog**: https://github.com/openhab/openhab-android/compare/3.4.6-beta...3.5.1-beta
