Device name：Mi 11 LE / Xiaomi 11 Lite 5G NE

Codename：lisa

Bootloader：You need to unlock the bootloader if you want to flash a rom into your phone via fastboot method, and your data could be deleted as you choose, please make sure you have backed up your personal data. , Apply for Bootloader Unlock here.

MIUI Roms：Yes , go to the MIUI site: Mi 11 LE / Xiaomi 11 Lite 5G NE(lisa) - MIUI Official ROMs