Xiaomi Redmi Note 9 Pro

Xiaomi Redmi Note 9 Pro favourite smartphone 2021 #1 (closed)

purchased a device with boot loop very cheaply 2021-10-29 in Leopoldau

FASTBOOT shown with power & vol down, recognized by adb on linux with fastboot devices

needs to be unlocked first

/e/ install instructions https://doc.e.foundation/devices/miatoll/install - unlock instructions outdated there

registered a XIAOMI account

installed on windows the Mi Unlock app - but device is not shown (fastboot seems to work, see log)

unlocking FAQs https://c.mi.com/thread-2262302-1-0.html - say that it needs working device to set it for unlocking with xiaomi account