Can I update using Fastboot without losing data and installed apps?

[HunterMx]

I want to update the room based on MIUI 14 and Android 13 through Fastboot on a Xiaomi 12S Ultra with unlocked bootloader but without losing data or apps

 

[SpookieGames]

You can just unzip the zip and select update_rom.bat or whatever it's called just don't do the one that has format in it

 

[metalfenixx]

I tried to update my EU ROM from the system and after downloading 5gb of data it gave an error.
Can I update via Fastboot choosing the update_rom without losing my previous data?
Xiaomi Mi 12S Ultra.

 

[SpookieGames]

I tried to update my EU ROM from the system and after downloading 5gb of data it gave an error.
Can I update via Fastboot choosing the update_rom without losing my previous data?
Xiaomi Mi 12S Ultra.

Yeah you can just make sure you select the update_rom.bat