You can read a lot of important information from XIAOMI Redmi Note 9 Fastboot Mode. We can use the XIAOMI fastboot data in order to find the desired firmware, downgrade software, change the region of the firmware or root device, The most important info is bootloader status (locked or unlocked). The unlocked bootloader makes your XIAOMI Redmi Note 9 out of warranty but it gives you also the possibility to change the firmware of your device.
Next enter fastboot command:
The information table should look as follows:
Other Useful Fastboot Command in Xiaomi phones: