Hi friends, Today We will see how to fix boot loop in Mikrotik CRS354-48G-4S+2Q+RM br When we change Boot Router OS to Switch OS, Switch did not work properly and device goes on boot loop. For this we will open Winbox and type br system swos upgradebr then hit Enter and Switch OS will upgrade.br Now we can use Switch OS easily without any problem.br Hope you like ny video.