- I started the phone in fastboot
- connect the phone to the pc
- open a command window where you have the adb and fastboot drivers and the following command:
Fastboot oem device-info
They removed the file to download on a server, while the other one is still there. Do not install if there are any such problems!
You have tried downloading from here:
https://sourceforge.net/projects/xiaomi-eu-multilang-miui-roms/files/xiaomi.eu/MIUI-STABLE-RELEASES/MIUIv8.5/