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Tried everything you mentioned. Tested along the way. Nothing. Put everything back. And boom, it works! No idea why other than toggling the items you mentioned had some effect. I will keep an eye on it.
And a big Thank You!
- Wireless -> Site Survey - there is no conflict with the use of many identical wireless channels ?
- What about your another WiFi clients ? The same problem with low bandwidth ?
- Try to enable/disable "bluetooth coexistence" and "reducing USB 3.0 interference" in wireless settings (at professional page).
Tried everything you mentioned. Tested along the way. Nothing. Put everything back. And boom, it works! No idea why other than toggling the items you mentioned had some effect. I will keep an eye on it.
And a big Thank You!