The TL-WN722N troubleshooting guide as well as the TL-WN722N driver has also been added below. You will find the most common problems with the TL-WN722N which is a wireless adapter from TP Link. See which could be your problem if you are not connecting to the internet or to a device within your range. the indoor range with the TL-WN722N is not that far and you may need a repeater to extend the range when indoors in a large house.
Below you will find the driver TP link tl-wn722n Windows driver which also works on the Windows 7, Windows 8 and Windows 8.1 driver. There is also a Windows Vista driver in the driver package. These also include the 32bit as well as the 64bit drivers for each operating system.