
You may need to enable the non-free repository in your package manager's settings. If you need to install a driver yourself, chances are that it is in your distro's non-free package repository.

Therefore, you may need to plug the Wi-Fi adapter into a powered USB hub. A Wi-Fi adapter will probably need more power than the Raspberry Pi USB port can provide, especially if there is a large distance from the Wi-Fi adapter to the Wi-Fi Access Point, or it is transferring large amounts of data.Raspberry Pi 3 Model B has a BCM43143 on board.World's easiest way to setup the WiFi AP - tested with Lightberry Wifi (RT5370 chipset).Installing the TL-WN722N adapter - also for other adapters under Debian Squeeze.Hotspot - WiFi Access Point - tested with a TP-LINK WN725N (RTL8188CUS chipset).

