after-install-System-configuration.md

@@ -2,6 +2,8 @@ Unfortunately or fortunately we need to tweak few things before we start recordi
 
 1.  [Audio and realtime group](https://gitlab.com/ProjektRoot/RecBox-config/wikis/after-install-System-configuration#add-user-to-audio-and-realtime-group)
 2.  [Changing swappiness value](https://gitlab.com/ProjektRoot/RecBox-config/wikis/after-install-System-configuration#changing-swappiness-value)
+3.  [CPU frequency scaling](https://gitlab.com/ProjektRoot/RecBox-config/wikis/after-install-System-configuration#set-governor-to-performance)
+4.  [Using the threadirqs kernel parameter](https://gitlab.com/ProjektRoot/RecBox-config/wikis/after-install-System-configuration#add-threadirqs-to-grub_cmdline_linux_default)
 
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