I think you have some miss configuration on the both side.
did you have default gateway on Mikrotik router?
be jaye sepas mitoni beri ro karbarim click koni beri porofile rate koni.Sepas.I think the following video may is helpful.
https://www.youtube.com/watch?v=8PeHi2JPGSA
you meaning hotspot online user ?if yes it's dependence license level that installed on router.1. how many hotspot user can a metal accomodate? 100 to 200 user?
/ip address print detail file=ipaddress