fix[Linux]:add information about splitting display to 4 parts.

Add installation steps.

Linux.adoc

@@ -84,33 +84,12 @@ ssh-keygen -t ed25519 -C "Dell_on_Gitlab"
 ** Wallpaper Changer Extension
 ** https://github.com/Ghostkeeper/gnome-wallpaper-changer
 ** sudo apt install chrome-gnome-shell
-
+* Install "Extension Manager" from application installer (blue jigsaw)
+* Podzał ekranu na 4: Quarter windows from installer 
+** * W Extension Manager wyszukaj Qaurter Windows i zainstaluj
 * Michał Kalinowski Terminal: guake
 https://overflow.roche.com/t/i-cannot-connect-to-wifi-on-my-dell-xps-9310-what-should-i-do/6739
 
-=== GNOME (ubuntu) 20 - Problems on Dell
-
-* WiFi + blutooth
-** https://overflow.roche.com/t/i-cannot-connect-to-wifi-on-my-dell-xps-9310-what-should-i-do/6739/7
-*** git clone git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git
-*** sudo cp -r linux-firmware/ath11k /lib/firmware/
-
-===== External Display is not visible
-
-* gnome does not see external display
-* trying to fix it 
-** sudo apt-get install kubuntu-desktop
-** it didn't help
-*** on my home computer I have KDE as a windows and external screen works with HP computer (also Ubuntu 20th)
-
-* idea to check
-** in the office with the external screen
-
-===== No visible Blutooth
-
-* at least in gnome
-** and little ports to use
-
 ==== Multiple workspaces with many monitors
 
 sudo apt install gnome-tweaks
@@ -121,7 +100,8 @@ sudo apt install gnome-tweaks
 ** Ctrl + Alt + Arrow Up / Arrow Down
 * przenoszenie okna między workspace'ami
 ** Super + Schift + Page Up/Down
-* podzał ekranu na 4 - opcje: winTile, gTile, ShellTile, 
+
+==== Podzał ekranu na 4 - opcje: winTile, gTile, ShellTile, 
 ** WinTile
 *** Super + strzałka (to przy podziale na 4 -> jak pod Windows)
 *** icon:minus[] nie działa dla Ubuntu 22
@@ -134,7 +114,7 @@ sudo apt install gnome-tweaks
 *** Tactile
 **** https://fostips.com/two-more-apps-side-by-side-ubuntu-22-04/[]
 
-==== Quater Windows
+===== Quater Windows
 
 https://github.com/troyready/quarterwindows[Shortcuts]
 
@@ -173,6 +153,32 @@ Watch for dconf changes by opening a terminal and running dconf watch /
 Set a temporary custom GNOME shortcut (Settings -> Keyboard -> View and Customize Shortcuts -> Custom Shortcuts)
 The dconf command will display the chosen shortcut keys. Delete the shortcut and use the displayed shortcut in the above customization commands.
 
+
+
+=== GNOME (ubuntu) 20 - Problems on Dell
+
+* WiFi + blutooth
+** https://overflow.roche.com/t/i-cannot-connect-to-wifi-on-my-dell-xps-9310-what-should-i-do/6739/7
+*** git clone git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git
+*** sudo cp -r linux-firmware/ath11k /lib/firmware/
+
+===== External Display is not visible
+
+* gnome does not see external display
+* trying to fix it 
+** sudo apt-get install kubuntu-desktop
+** it didn't help
+*** on my home computer I have KDE as a windows and external screen works with HP computer (also Ubuntu 20th)
+
+* idea to check
+** in the office with the external screen
+
+===== No visible Blutooth
+
+* at least in gnome
+** and little ports to use
+
+
 ==== gnome-shell
 
 * gnome-shell --version