I have tried everything but my average speed is 11mb but when I changed over from Sky Broadband I was promised a minimum speed of 17mb. My average with Sky was around 23mb.
I have moved the hub around to no avail.
post hub stats if hh6 then advanced settings then technical log information
enter phone number and post results remember delete number https://www.dslchecker.bt.com/adsl/adslchecker.welcome
is you connection ok when using ethernet and only problem is wireless?
try quiet line test dial 17070 option 2 should be silent and best with corded phone