MikroTik RB5009UG+S+IN Guía Rápida página 2

 Use a Web browser or WinBox to connect to the default IP address of 192.168.88.1 from any port, with
the username admin and there is no password (or, for some models, check user and wireless passwords
on the sticker).
 If IP is not available, download WinBox from our webpage and use it to connect through MAC address.
 Update RouterOS software to the latest version, make sure that the device has an internet connection.
 If the device does not have an internet connection update software by downloading the latest version
from our webpage
 Find the latest software and choose your packages.
 To get the architecture type of your device model, open WinBox, WebFig go to (System/Resources).
 Download packages to the PC and upload them to the WinBox, WebFig, (Files) menu, and reboot the
device.
 Set up your password to secure the device.
https://mikrotik.com/download