Ugh, Yandex settings not saving is the worst. Have you tried using a different browser profile? Sometimes the default one gets corrupted.
Go to yandex://settings/profiles and create a new one. Test if the settings save there. If it works, just migrate your stuff over.
Go to yandex://settings/profiles and create a new one. Test if the settings save there. If it works, just migrate your stuff over.
