Upgrading cisco FXOS

[MdHarunArRashid5397]

Can we upgrade FXOS version from 2.3.1.73 to 2.6.1.166 or later directly? Or we have to upgrade sequentially? Waiting for your suggestion.

[Marvin Rhoads]

You can upgrade directly. See the release notes for confirmation: https://www.cisco.com/c/en/us/td/docs/security/firepower/fxos/fxos261/release/notes/fxos261_rn.html#id_113908