How to go back to stock rom after flashing any custom rom

[harinder.ghai91]

Hi Guys i need i help i want to go back to miui stock rom through twrp it is saying invalid zip fil, i downloaded the file from official miui site . any help

 

[Zalext]

This maybe?
https://www.xiaomigeek.com/download-xiaomi-mi-flash-tool.html

https://www.xiaomiflash.com

 

[Alex-Yang]

i can't upload the recovery