hi anyone
i have RB750GL firmware v5.xx i want up firmware v4.xx Can do this?
What to do?
Thank
Why do you want to do a downgrade?
i think it stable
Let’s try. If it will brick, you should use netinstall.
4.17 is stable, but 5.xx also 
hi anyone
i have RB750GL firmware v5.xx i want up firmware v4.xx Can do this?
What to do?
Thank
Why do you want to do a downgrade?
i think it stable
Let’s try. If it will brick, you should use netinstall.
4.17 is stable, but 5.xx also