Forever? Respect! To me 160MHz is not critical at all, but in some use cases it might be useful I suppose.
Right now I get great speed using DFS channels but not 160MHz, I have no clue to be honest...
To me its more like I want it to work but I also respect the realities of airport radar, weather radar and DFS channel complexities...
In my case (simple setup, no AiMesh) I will always use the latest Firmware.
I read this somewhere, and I tend to agree:
"Remember the wider you stretch your signal, the more interference you'll have to contend with. The only reason you should ever want to do 160MHz is because a.) you have little interference and few other neighboring APs, b.) you are close to your APs, and C.) you have to deal with large amounts of data transfer.
Basically speaking, moving to 160 when you are not dealing with huge data transfers is a waste of time. Think of it as a highway in the winter. If you are primarily doing low impact stuff on your computer, then it is like having to plow a 3 lane highway to keep it clear for a single car to drive on it.
I generally recommend against 160 because the risk of interference is high and the reward of more bandwidth only plays out a few times"
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