lost mode has a lock on it, how to i fix it?
My iPhone XS is locked when I use the Lost Phone mode to find it on another device. How do I activate, so it works?
iPhone XS
Here is some great information on Lost Mode as you have stated above Use Lost Mode in Find My iPhone on iCloud.com - Apple Support
The information should be able to guide you in the right direction. Thanks.
Axel F.