Ник моего дедушки halid1941.
Он является мастером FIDE.
https://ratings.fide.com/profile/4163524
You'll have to wait until support replies. There's an option for an appeal and if there's additional information, such as an OTB title, they'll request proof of that to use for the appeal process.
Ник моего дедушки halid1941.
Он является мастером FIDE.
https://ratings.fide.com/profile/4163524