System: Kali Linux 2016.1 (hosted on Virtual Box)Wifi USB Adapter: TP-Link Archer T4uChipset: Realtek RTL8812AU I have installed these drivers: https://github.com/abperiasamy/rtl8812AU_8821AU_linux using make, then sudo make install.Apparently something went wrong, because when I try:airmon-ng start wlan0I end up with an error about missing files:PHY Interface   Driver      Chipsetphy1    wlan0       ??????       cat: /sys/class/ieee80211/phy1/device/net/wlan0mon/type: No such file or directoryNewly created monitor mode interface wlan0mon is *NOT* in monitor mode.Removing non-monitor wlan0mon interface...WARNING: unable to start monitor mode, please run airmon-ng check killOutput from iwconfig:eth0      no wireless extensions.wlan0     unassociated  Nickname:<WIFI@REALTEK>          Mode:Managed  Frequency=2.412 GHz  Access Point: Not-Associated             Sensitivity:0/0            Retry:off   RTS thr:off   Fragment thr:off          Encryption key:off          Power Management:off          Link Quality:0  Signal level:0  Noise level:0          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0          Tx excessive retries:0  Invalid misc:0   Missed beacon:0lo        no wireless extensions.
TP-Link Archer T4u: Unable to go to monitor mode
wifi;kali linux;airmon ng