updated screenshots and video

You can also take a look at the [video recording](https://gitlab.e.foundation/e/backlog/uploads/84f1fa48bcf88e89b813ac941b56e719/2022-10-13_1665645935915_2.mp4) of the steps below.

You can also take a look at the [video recording](/images/howtos/teracube-sd-card-update/eost2updatefromsd.webm) of the steps below.

1. Take a backup of your data (recommended).

1. Charge your phone to at least 50%.