diff --git a/docs/README.md b/docs/README.md
index f4fe8ebb..02ba28f2 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -249,6 +249,13 @@ Example (for default windows "balanced" power plan):
 "scheme_2": "381b4222-f694-41f0-9685-ff5bb260df2e",
 ```
 
+### Alternative Activation for XG Mobile 6850XT
+If you experience situation when your XG Mobile doesn't work on full power when Activated. It's possible it needs "alternative" command to get activated. 
+To turn it on, add following line to config :
+```
+"xgm_special" : 1,
+```
+
 ### Override UI theme
 
 By default app would set UI theme from "app" theme in windows setting. You can override it to specific theme, or general windows theme