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Forum Discussion

Jeffwb2u's avatar
Jeffwb2u
Aspirant
May 09, 2026

Invalid Firmware error

I have a Netgear RAX43v2 Router currently running Firmware version 1.1.3.18.  I have tried several methods to update the router to a new firmware version, but no matter what I try it says that the Fi...
rax43
FURRYe38's avatar
FURRYe38
Guru - Experienced User
May 09, 2026

And you were sure to unpack the .zip file before attempting to apply it?

What browser were you using? Try MS Edge or FireFox? 

 

May need to contact NG support and ask for help on this...

Jeffwb2u's avatar
Jeffwb2u
Aspirant
May 09, 2026

I tried Edge and Chrome.  Haven't tried Firefox.  I am up to level 3 support from Netgear at the moment, waiting for level 3 support to call me back on a week day.

  • FURRYe38's avatar
    FURRYe38
    Guru - Experienced User
    May 09, 2026

    OK, Ya I think I saw this once before with another poster. NG support will need to help you out on this one.