In a 12-paragraphs news, with the later half being shorter than the first, the first 5 paragraphs are for praising the security changes (a pretty big red flag), the 6th is for introducing the important part (while using fearmongering), and only in the 7th and 8th paragraphs that they go through the important parts, with the method itself being basically a way to scare all but the most stubborn users.
I seriously suggest that the OP (or anyone else, really) unlock the bootloader as soon as possible, and if possible, changing the OS for anything Xiaomi can't touch.
You mean Nijimiss? I'm running the searches for that within Kbin Social, and not the opposite, and tinkering with the VPN, Kbin doesn't seem to have problems with EU IPs (isn't it from Poland? I have the impression I read something on that previously).