The Teracube 2e is failing to update itself to v1.1, but If you are familiar with the command line, you can troubleshoot the upgrade yourself using the latest build files and `adb`. If you can't, we also have an SD card approach that is much easier. For more information you can take a look at it's [Gitlab issue](https://gitlab.e.foundation/e/backlog/-/issues/5766).
## Requirements
* A backup of your phone's important data on an external storage device (optional, but recommended).
