diff --git a/xubuntu-XPS-13-7390-2-in-1--.md b/xubuntu-XPS-13-7390-2-in-1--.md
index b4d416b..4b80f5c 100644
--- a/xubuntu-XPS-13-7390-2-in-1--.md
+++ b/xubuntu-XPS-13-7390-2-in-1--.md
@@ -95,4 +95,14 @@ select a font face that supports a larger font size, for instance the Terminus f
 apt install iio-sensor-proxy
 ~~~
 
-install : screen rotator : https://github.com/GuLinux/ScreenRotator
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+install : **[GitHub - ScreenRotator](https://github.com/GuLinux/ScreenRotator)**
+
+* If you use black 
+
+theme open : **ScreenRotator/src/resources/scalable/apps/screenrotator/svg** with **inkscape**, select all the paths and use **extensions>color>negative**.
+Launch script : ScreenRotator/src/resources/create_icons
+Reinstall ScreenRotator : 
+
+~~~
+user@laptop:~/ScreenRotator/build$ sudo make install
+~~~
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