My app was never blocked either. I just followed the recommendation out of caution to avoid any potential problems later. So, that's it, have a nice day.
BB posted messages ,beginning this year, on the App and asked their customers to do the KYC ( know your customer ) check. As it is online only available to Thai citizens, Farangs have to contact the nearest BB branch.
I did it in April and in July again with my new passport.
Hanse Merkur Versicherung ( German insurance ) was willing to sign the foreign insurance certificate when I first used the O-A Visa .(Later I switched to O Visa.)