If your device is X306F (Wi-Fi Only), follow the standard process on UT's website: https://devices.ubuntu-touch.io/device/amar-row-wifi/
Steps for Installing UT in Lenovo Tab M10 HD (2nd Gen) - X306X (Wi-Fi+LTE) using Linux
- Install
adb and fastboot
version 30.0 - Unlock Bootloader and Enable USB debugging
- Download the latest firmware of Android 11 and extract the zip.
- Boot your device in fastboot mode by holding volume down and power keys together.
- Run
fastboot devices
to confirm if the device is being detected or not. - Open a terminal in unzipped directory and run the following commands