NO OTA FOR THIS WEEK DUE TO SERVERS ISSUE
https://xiaomi.eu/community/threads/7-9-7-8.41441/#post-384379
I think it's already fixed. I updated over air.
Just updated. It works much better than 8.1.9. But there is a question, there was an inscription in the boot "bootloader unlock". It it just tells me that unlocked bootloader or something wrong?