Mikrotik - как обновить firmware (прошивку) по ssh

Проверить какая прошивка стоит в данный момент current-firmware и какая доступна upgrade-firmware:

> system routerboard print
      routerboard: yes
       board-name: hAP ac
            model: RB962UiGS-5HacT2HnT
    serial-number: BEC40ABE4290
    firmware-type: qca9550L
 factory-firmware: 6.43.10
 current-firmware: 6.44.4
 upgrade-firmware: 6.49.7

Выполняем обновление до upgrade-firmware

> system routerboard upgrade
Do you really want to upgrade firmware? [y/n]
y
15:39:59 echo: system,info,critical Firmware upgraded successfully, please reboot for changes to take effect!

Делаем ребут роутера:

> system reboot

Проверяем после обновления версию прошивки current-firmware

> system routerboard print
      routerboard: yes
       board-name: hAP ac
            model: RB962UiGS-5HacT2HnT
    serial-number: BEC40ABE4290
    firmware-type: qca9550L
 factory-firmware: 6.43.10
 current-firmware: 6.49.7
 upgrade-firmware: 6.49.7