But installing these extra packages sometimes may be difficult if don’t know the proper guideline. So, if you find package missing in your RouterOS, you must install them manually. Also upgrading RouterOS or downgrading RouterOS you may find that some packages are missing there. Specially, user manager package which is totally a separate MikroTik RADIUS package used to manage user authentication, authorization and accounting is always missing. So, sometimes you may find that some packages are missing in your RouterOS such as NTP package, DUDE package, Wireless package, CAPsMAN package and so on. MikroTik RouterOS does not always include all the packages those are developed by MikroTik team.