Hi,
My Mi5 was running on xiaomi.eu 7.3.23 Rom. It restarted itself and then stuck on bootloop. Device is unlocked and I can enter Fastboot, TWRP or EDL mode. I tried Official Dev/Stable roms and Xiaomi.eu Dev/Stable roms. I flashed via usb otg, twrp, adb sideload and miflash. Nothing changed...