wireless power config

Configuring-the-Raspberry-Pi.md

@@ -49,6 +49,16 @@ Add the following lines
 options 8192cu rtw_power_mgnt=0 rtw_enusbss=1 rtw_ips_mode=1
 ```
 
+Edit _/etc/network/interfaces_
+```shell
+sudo nano /etc/network/interfaces
+```
+
+Add the following line under the _wlan0_ section
+```shell
+wireless-power=off
+```
+
 Reboot your PI
 ```shell
 sudo reboot