I believe you can't get the same firmware as AV600 and AV500 is the name of the processor of the new and old extender. Difference in processor use cause the firmware differences. Can you use it...

Can you still use it with difference firmware? There is a major difference for AV600 to AV500, AV600 is a newer version of the cpu of the extender, thus, the firmware won't be the same for both I...