https://us.community.samsung.com/t5/Legacy-S-Phones/cannot-remote-unlock-in-smartthings/m-p/2756658/highlight/true
Solved: Re: cannot remote unlock in smartthings - Samsung Community - 2751470
Dec 21, 2023 - Happened to me, too last thursday been locked out of it since - 2751470
remote unlocksamsung communitysolvedcannotsmartthings