How to add friends in locksmith widget app?

so how to add friends in logs meet widget by SanDisk so here is the app and then yeah in the button it can just tap add partner and then just tap and send like invitation something like this uh can you get this app so I can put you on my lock screen and then just send it there so yeah and then you will be able to send each other notes on the on the lock screen uh so yeah something around it hope that is helpful