Issue session problem

how to setting multi session with multi login?

I had problem with web application approver
example:
user 1 sign in to the web application is ok he/she just looking her login.
then user 2 sign in to the web application also see the login user 1 (i want user 2 just see her login)
the user 3 sign in to the web application also see the login user 1 or user

help solve this issue because i’m newbie in clouldflared setting

Thanks
Buisan