diff --git a/config_files/.zshrc b/config_files/.zshrc
index 2cd3d1c..37deab7 100644
--- a/config_files/.zshrc
+++ b/config_files/.zshrc
@@ -215,3 +215,6 @@ export EDITOR="code --wait"
 export JAVA_HOME=/usr/lib/jvm/java-21-openjdk-amd64
 export PATH=$JAVA_HOME/bin:$PATH
 
+# to print the date for the history command
+setopt EXTENDED_HISTORY
+
diff --git a/tutos/computer.txt b/tutos/computer.txt
index 37ebf0b..2af9157 100644
--- a/tutos/computer.txt
+++ b/tutos/computer.txt
@@ -320,6 +320,6 @@ find | sort | grep -ve "node_modules/" -e ".git/" | sed 's#[^/]*/#|__ #g;s#__ |#
 		- the old default shortcut executed this command : **xfce4-screenshooter -f**
 		- now it executes a script that will make the capture instantanously
 		- this script contains this command : **xfce4-screenshooter -f -s /home/asususus/Nextcloud/medias/screenshots/screenshot-$(date +%Y-%m-%d_%H-%M-%S).png**
-			- the script is located in ~/.local/bin
+			- the script is located in ~/.local/bin/screenshot.sh
 		- i also added a shortcut to execute the previous command : **ctrl print**
 
diff --git a/tutos/server.md b/tutos/server.md
index 1292d21..828824b 100644
--- a/tutos/server.md
+++ b/tutos/server.md
@@ -136,6 +136,10 @@ todo list :
 	- [ ] Set up email notifications for Proxmox alerts
 
 
+---
+
+install pbs on a vm on proxmox (Proxmox Backup Server) -> to have incremental backups
+
 ---
 
 ipv6 : fe80::d6ae:52ff:fec9:29d6