Do you already have a (like Mi Flash or a hardware dongle) ready? Do you know if your phone's bootloader is unlocked ? Redmi 7A ENG QCN - Facebook Redmi 7A ENG QCN * 12. * * 3. Facebook·Tshepiso GSM Solutions A Guide to the ROM Download Section on Xiaomi Community

When a device refuses to boot or is stuck in an infinite loop ("bootloop"), factory software can bypass some lockouts to revive the hardware.

Because safeguards are disabled, running diagnostic tests or flashing improper values can permanently fry the device's logic board or modem.

These files naturally grant administrative adb (Android Debug Bridge) root access by default.