Update TROUBLESHOOTING.md

diff --git a/TROUBLESHOOTING.md b/TROUBLESHOOTING.md
index ce3397fb1de30975b1c65cfc09627d78a3bf2d8d..262bca6ba4526c93e78076f9d5e9e121576ff721 100644 (file)
--- a/TROUBLESHOOTING.md
+++ b/TROUBLESHOOTING.md
@@ -36,6 +36,22 @@ wireless-power off
 ```
 to the file `/etc/network/interfaces`.
 
+Here is another option, suggested by [davidhq](https://github.com/davidhq) in [#653](https://github.com/mikebrady/shairport-sync/issues/653#issuecomment-391100620):
+
+```
+$ sudo nano /etc/network/if-up.d/off-power-manager
+```
+
+Type:
+```
+#!/bin/sh
+/sbin/iwconfig wlan0 power off
+```
+Then:
+```
+sudo chmod +x /etc/network/if-up.d/off-power-manager
+```
+
 There are some more details in some the closed issues on this repository.
 
 ### Faulty WiFi