Install Magisk via TWRP - problem with slots

How to Check and Change Current Active Slot on Android [Fastboot twrp slot a slot b Here's my build of LineageOS 20 Android TV for Raspberry Pi 4 Model B, Pi 400, and Compute Module 4 TWRP Alternative option is to use geisha slot machine Thread AB slot issue, TWRP only on one unrooted rom on other Can't mount from TWRP TWRP is on slot B but not slot A I can only reboot to system from TWRP

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