Hi,
Welcome to share here!
The requirements to install the LAPS on the clients, you can refer to the following link :
https://blog.thesysadmins.co.uk/deploying-microsoft-laps-part-1.html
The permission to Read password also need to be assigned to the specific users.
To Delegate a Security group the rights to view and reset LAPS, you can also refer to the link provided above.
Best Regards,