Tag Archives: Lenovo SN5550 UEFI

Downgrade UEFI firmware version on Lenovo SN550 model

Its not like earlier days, Lenovo has upgraded its new server models software and now it is very easy to downgrade UEFI firmware version on Lenovo SN550 model server hardware. I had to downgrade the UEFI firmware version on a new Lenovo ThinkSystem SN550 server to match with the other servers. Downgrade UEFI firmware version… Read More »