Help! i was reinstalling ROS pnk using netinstall in the same USB but it keep on giving me "cant MBR device" i was on the procedure of re-installing ROS on PC coz it suddenly i cant log-in using my password. thanks in advance!

In the link below you have the installation example. See if there is anything different in the procedure you are performing.

https://wiki.mikrotik.com/wiki/Manual:N ... ll_Example

thank you i just figured it out ..great help for a noobie like me