diff --git a/User.md b/User.md
index 8c52ea4..ba8f165 100644
--- a/User.md
+++ b/User.md
@@ -2,6 +2,75 @@
 
 Go read the [System.md](System.md) file before.
 
+# Configure Gnome
+
+Install extensions.
+ - [Blur my Shell](https://extensions.gnome.org/extension/3193/blur-my-shell/)
+ - [Custom command toggle](https://extensions.gnome.org/extension/7012/custom-command-toggle/)
+ - [Desktop Cube](https://extensions.gnome.org/extension/4648/desktop-cube/)
+ - [Launch New Instances](https://extensions.gnome.org/extension/600/launch-new-instance/)
+ - [Logo Menu](https://extensions.gnome.org/extension/4451/logo-menu/)
+ - [Open Bar](https://extensions.gnome.org/extension/6580/open-bar/)
+ - [TopHat](https://extensions.gnome.org/extension/5219/tophat/)
+
+### Configure extensions
+
+#### Open Bar
+
+Import settings from [this file](config/OpenBarSettings).
+
+#### TopHat
+
+In "General" tab, set position to "center", refresh speed to "fast".
+In "CPU" tab, set "Show as" to "Both meter and value", disable "sort cores by usage".
+In "Memory" tab, set "Show as" to "Numeric value", enable "Show usage in GB".
+In "Disk" tab, disable "Show the filesystem monitor".
+In "Network" tab, disable "Show the network monitor".
+
+#### Logo Menu
+
+In "Icon" tab, select colorized Debian icon, set "Icon size" to 24.
+In "Other options", remove "Software center" text, enable "Mask software center option".
+
+#### Desktop Cube
+
+In "General" tab, set "Paralax effect" to 3/4.
+In "Desktop" tab, disable "Clic and slide bar to rotate cube".
+
+#### Custom command toggle
+
+Set "Button name" to "Blur my Shell".
+Set "Icon" to "view-mirror-symbolic".
+
+Set "Toggle ON Command" to "dconf write /org/gnome/shell/extensions/blur-my-shell/applications/blur true"
+Set "Toggle OFF Command" to "dconf write /org/gnome/shell/extensions/blur-my-shell/applications/blur false"
+Set "Check Status Command" to "dconf read /org/gnome/shell/extensions/blur-my-shell/applications/blur"
+Set "Check Status Search Term" to "true"
+
+Enable "Check Command Exit Code".
+Disable "Show Indicator Icon".
+
+Enable "Keep Toggle State Synced".
+
+#### Blur my Shell
+
+In "Top Bar" tab, disable "Overpass background".
+In "Overview" tab, set "Sigma" to 20.
+In "Applications" tab, enable "Applications blur", set "Blur type" to "Static" and set "Pipeline" to "Default Rounded".
+Disable "Target window opaque", enable "Blur in overview" and enable "Enable all by default".
+Set Blacklist to these values :
+```
+Minecraft*
+cs2
+steam_app*
+2D_Engine
+milkytracker
+REAPER
+krita
+Aseprite
+tiled
+```
+
 # Create user bin directories
 
 ```