how to block dvr from a shared user?

[prop]

i put one of dvr`s onto my hik-connect app for a friend so they can view it, but they can also view mine. how can i block mine or just have them add theirs to their own app.

 

[whzone]

Dear member,
Is your friend and you using the same account to watch the cameras?
If yes, he will need to create his own account and then you can share 1 device only.
By using the same account there is no way to prevent him from seeing all the devices on your account.