TP-Link Touch P5 AC1900 User Manual page 21

To limit the guest network authorities:
Allow guests to see each other: Select this checkbox to allow the clients in your guest network to access each other.
Allow guests to access my local network: Select this checkbox to allow the clients in your guest network access your local
network shares and printers, not just Internet access.
Chapter 2 . Configure Touch P5 as a Router 18