1. Backup your device.
2. Follow the prerequisite steps here
3. Reboot to the bootloader: With the device powered off, hold Volume Down, then insert a USB cable.
4. $ fastboot oem unlock or $ fastboot flashing unlock
5. Reboot the device, then reboot back to bootloader
6. $ fastboot update divested-20.0-20230906-dos-cheryl-fastboot.zip
7. Reboot to the recovery: With the device powered off, hold Volume Up, then insert a USB cable.
8. Choose "Apply update", then "Apply from ADB", and $ adb sideload divested-20.0-20230906-dos-cheryl.zip
9. While still in the recovery perform a factory reset
10. Reboot into DivestOS. If it takes more than 10 minutes to boot then something is wrong. Do not let it sit for more than 10 minutes!
11. There are monthly updates. You MUST read the News page and backup your device before each update.