1. Now tap Format Data and continue with the formatting process. This will remove encryption as well as delete all files stored on the internal storage.
1. Return to the previous menu and tap Advanced Wipe.
1. Select the Cache and System partitions to be wiped and then Swipe to Wipe.
1. Sideload the /e/ .zip package:
{% if device.install_without_sideload %}1. Push and install the /e/ .zip package:
```shell
adb push </e/ zip package> /sdcard/
adb shell twrp install /sdcard/</e/ zip package>
adb shell rm /sdcard/</e/ zip package>
```
{% else %}1. Sideload the /e/ .zip package:
- On the device, select “Advanced”, “ADB Sideload”, then swipe to begin sideload.
- On the host machine, sideload the package using:
```
```shell
adb sideload filename.zip
```
{% endif %}
1. Once installation has finished, return to the main menu, tap Reboot, and then System
## Installing /e/ with `adb` on the {{ device.codename }}
- On an adb enabled PC open a console
- Connect the {{ device.vendor }} {{ device.codename}} with a working USB data cable
{% include alerts/tip.html content="Please note there are data cables which are used only for charging. Ensure the cable you have allows data and file transfer. " %}
- Push the /e/ OS zip file for the {{ device.vendor }} {{ device.codename}} from the PC to the phone using the USB cable by typing the following command in the console
{% include alerts/tip.html content="Note the zip file name may differ. Adjust the zip name according to the file you downloaded in the previous step" %}
- Now lets install the /e/OS on your device. For that we will type the below command in the console