To install a .zip update file, you generally use the "Local Update" method:
: While the link points to an older version, they frequently update their firmware repositories for the S905W chipset. download-x96-mini-s905w-update-android-20200620-zip
: This site often hosts the specific June 2020 (20200620) build and provides mirrors for the .zip (OTA) and .img (USB Burning Tool) files. To install a
: Choose "Select" and navigate to the .zip file on your external storage. To install a .zip update file
: On your X96 Mini, open the Update & Backup app from the app drawer.