Failed Flashing Process Unknown Fastboot command GETVAR

PRO1, Restore to stock firmware using Fastboot method fastboot getvar currentslot To get the current active slot adb shell getprop slot_suffix or fastboot getvar current-slot Rukbat Retired Moderator Feb 12 fastboot set active slot fastboot commands :- https How to Check and Change Current Active Slot on Android

fastboot_ error_ failed to identify current slot getvar NAME: Display given bootloader Use SLOT; 'all' for both slots, 'other' for non-current slot