Root LineageOS 19.1 ( Android 12) using Magisk and install OTA update

How to install root (Magisk) on Lineage 19.1 (Android 12) – OnePlus 6t (fajita)
* Then install OTA update. Root is preserved.

Magisk Download:

* Rename Magisk apk to a .zip
* Sideload the file in recovery
* Boot into lineage (connect to wifi)
* Open the magisk app and allow to download and install

0:00 Intro
0:10 Download Magisk
0:33 Rename the apk to zip
0:50 Reboot device to recovery
1:30 Apply update – sideload Magisk
2:25 Boot into LineageOS
2:55 Magisk app installation in app drawer
3:47 OTA Update
5:14 Updated Lineage with root preserved