If you are using one of our Intel(R) AC Adapters please do the following:
1 - Control Panel
2 - Select Device Manager
3 - Select Network adapters
4 - Select your Intel(R) adapter and right click on it.
5 - Select Properties and when the dialog box pops up, select the tab the says Advanced.
6 - Select the option that says HT mode and change the value ti VHT mode.
7 - Also, in the same dialog box, select U-APSD mode and change the value to enabled.
Let us know if these steps helped you.