Hey Guy's,
One question: why ist it necessary to Update TWRP with Fastboot?
I downloaded Version 6.7 A13 for Star (Mi 11 Ultra), bootet to TWRP - Install Image - select new twrp.img, Install Recovery Ramdisk - reboot (once again to TWRP), reboot again to System.
TWRP ist Displaying 6.7 A13...