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Forum Discussion
RickML
Jul 23, 2026Guide
RBR750 stuck on older firmware branch – Update check returns nothing, manual file rejected
Hi everyone, I’m running into a brick wall trying to update an Orbi AX mesh system (RBR750 router with matching RBS750 satellites) that appears completely locked to an older firmware branch. ...
FURRYe38
Jul 23, 2026Guru - Experienced User
What model RBS do you have? RBS750 or RBS350?
RBS should be updated first, then the RBR lastly.
If you happening to have the RBS350, connected to a 750 series RBR, then this was modeled after the 650 series Orbi system and ALL FW udpates need to be updated for this model system here: