diff --git a/Pass-Generator.sh b/Pass-Generator.sh
index aa099ce..c454e40 100644
--- a/Pass-Generator.sh
+++ b/Pass-Generator.sh
@@ -1,20 +1,35 @@
 #!/bin/bash
 
-# Variables des couleurs
+
+
+# Color variables
 neutre='\e[0;m'
 jaune='\e[1;33m'
 bleuclair='\e[1;34m'
 vertclair='\e[1;32m'
+rouge='\e[1;31m'
 
-# Declaration de la fonction de generation
-function generate() {
-</dev/urandom tr -dc '!@#$%&*=|<>~()_A-Z-a-z-0-9'| fold -w$nb1 | head -$nb2
+
+
+# Declaration of the variable "line"
+function line() {
+echo -e "$vertclair--------------------$neutre"
 }
 
+
+
+# Declaration of the variable "customline"
+function customline() {
+printf -v ligne '%*s' "$nb1" '' ; echo -e "$vertclair${ligne// /-}$neutre"
+}
+
+
+
+# Name and license
 echo
-echo "▄▖        ▄▖          ▗     "
-echo "▙▌▀▌▛▘▛▘▄▖▌ █▌▛▌█▌▛▘▀▌▜▘▛▌▛▘"
-echo "▌ █▌▄▌▄▌  ▙▌▙▖▌▌▙▖▌ █▌▐▖▙▌▌ "
+echo -e "▄▖        ▄▖          ▗     "
+echo -e "▙▌▀▌▛▘▛▘▄▖▌ █▌▛▌█▌▛▘▀▌▜▘▛▌▛▘"
+echo -e "▌ █▌▄▌▄▌  ▙▌▙▖▌▌▙▖▌ █▌▐▖▙▌▌$rouge v2.0.0 $neutre"
 echo
 echo -e "$jaune╭ License ─────────────────────────────╮"
 echo -e "│ $neutre Coded by Willy from Self IT Deploy $jaune │"
@@ -22,27 +37,268 @@ echo -e "│ $neutre CC BY-NC-SA 4.0 $jaune                    │"
 echo -e "╰──────────────────────────────────────╯ $neutre"
 echo
 
-# Demande a l utilisateur le nombre de caratere, par défaut 20
-read -p "> Number of characters ($(echo -e $bleuclair"default 20"$neutre))? " nb1
 
 
-# Demande a l utilisateur le nombre d iteration, par défaut 5
-read -p "> Number of iterations ($(echo -e $bleuclair"default 5"$neutre))? " nb2
+# Character variables
+lowercase='a-z'
+uppercase='A-Z'
+numbers='0-9'
+specials='!@#$%&*=|<>~()_{}[]+.'
 
 
+
+# Declaration of the "default" function
+function default() {
+line
+</dev/urandom tr -dc "$specials$uppercase$lowercase$numbers"| fold -w20 | head -5
+line
+}
+
+
+
+# Declaration of the "custom" function
+function custom() {
+
+
+
+# Number of characters
+while true; do
+read -p "> Number of characters ? ($(echo -e $bleuclair"default 20"$neutre)) " nb1
 if [ "$nb1" = "" ];
   then
-    nb1=20;
+    nb1=20
+    break
+elif [[ ! "$nb1" =~ ^[0-9]+$ ]];
+  then
+    echo
+    echo "Invalid data"
+    echo
+elif [[ "$nb1" -le 0 ]];
+  then
+    echo
+    echo "Invalid data"
+    echo
+else
+  break
 fi
+done
 
 
+
+# Number of iterations
+while true; do
+read -p "> Number of iterations ? ($(echo -e $bleuclair"default 5"$neutre)) " nb2
 if [ "$nb2" = "" ];
   then
     nb2=5;
+    break
+elif [[ ! "$nb2" =~ ^[0-9]+$ ]];
+  then
+    echo
+    echo "Invalid data"
+    echo
+elif [[ "$nb2" -le 0 ]];
+  then
+    echo
+    echo "Invalid data"
+    echo
+else
+  break
 fi
+done
+
+
+
+while true; do
+
+# Enable lowercase
+while true; do
+read -p "> Enable lowercase  ? ($(echo -e $bleuclair"Y/n"$neutre)) " low
+
+if [ "$low" = "Y" ] || [ "$low" = "y" ] || [ "$low" = "" ];
+  then
+    varlow=$lowercase
+    break
+elif [ "$low" = "N" ] || [ "$low" = "n" ];
+  then
+    varlow=""
+    break
+else
+  echo
+  echo "Invalid data"
+  echo
+fi
+done
+
+
+
+# Enable uppercase
+while true; do
+read -p "> Enable uppercase  ? ($(echo -e $bleuclair"Y/n"$neutre)) " upp
+
+if [ "$upp" = "Y" ] || [ "$upp" = "y" ] || [ "$upp" = "" ];
+  then
+    varupp=$uppercase
+    break
+elif [ "$upp" = "N" ] || [ "$upp" = "n" ];
+  then
+    varupp=""
+    break
+else
+  echo
+  echo "Invalid data"
+  echo
+fi
+done
+
+
+
+# Enable numbers
+while true; do
+read -p "> Enable numbers    ? ($(echo -e $bleuclair"Y/n"$neutre)) " num
+
+if [ "$num" = "Y" ] || [ "$num" = "y" ] || [ "$num" = "" ];
+  then
+    varnum=$numbers
+    break
+elif [ "$num" = "N" ] || [ "$num" = "n" ];
+  then
+    varnum=""
+    break
+else
+  echo
+  echo "Invalid data"
+  echo
+fi
+done
+
+
+
+# Enable specials
+while true; do
+read -p "> Enable specials   ? ($(echo -e $bleuclair"Y/n"$neutre)) " spe
+
+if [ "$spe" = "Y" ] || [ "$spe" = "y" ] || [ "$spe" = "" ];
+  then
+    varspe=$specials
+    break
+elif [ "$spe" = "N" ] || [ "$spe" = "n" ];
+  then
+    varspe=""
+    break
+else
+  echo
+  echo "Invalid data"
+  echo
+fi
+done
+
+
+if [ -n "${varlow}" ] || [ -n "${varupp}" ] || [ -n "${varnum}" ] || [ -n "${varspe}" ];
+  then
+    break
+else
+  echo
+  echo "No character was selected"
+  echo
+
+fi
+done
+
+
+
+# Declaration of the "customgenerate" function
+function customgenerate() {
+</dev/urandom tr -dc "$varspe$varupp$varlow$varnum"| fold -w$nb1 | head -$nb2
+}
+
+
+
+# Export
+while true; do
+read -p "> Export generation ? ($(echo -e $bleuclair"y/N"$neutre)) " exp
+
+if [ "$exp" = "N" ] || [ "$exp" = "n" ] || [ "$exp" = "" ];
+  then
+    echo
+    customline
+    customgenerate
+    customline
+    break
+elif [ "$exp" = "Y" ] || [ "$exp" = "y" ];
+  then
+    echo
+    read -p "> Choose location   ? (Relative/Absolute ex: ./list.txt) " location
+    echo
+    customline
+    customgenerate | tee -a $location
+    customline
+    break
+else
+  echo
+  echo "Invalid data"
+  echo
+fi
+done
+}
+
+
+
+# Declaration of the "help" function
+function help() {
+cat << EOF
+╭─────────────────────────────────────────────────────────────────────────────────────────────────╮
+│                                                                                                 │
+│  ▄▖        ▄▖          ▗                                                                        │
+│  ▙▌▀▌▛▘▛▘▄▖▌ █▌▛▌█▌▛▘▀▌▜▘▛▌▛▘                                                                   │
+│  ▌ █▌▄▌▄▌  ▙▌▙▖▌▌▙▖▌ █▌▐▖▙▌▌ v2.0.0                                                             │
+│                                                                                                 │
+│  ╭ License ─────────────────────────────╮                                                       │
+│  │  Coded by Willy from Self IT Deploy  │                                                       │
+│  │  CC BY-NC-SA 4.0                     │                                                       │
+│  ╰──────────────────────────────────────╯                                                       │
+│                                                                                                 │
+│  > List of available characters                                                                 │
+│      lowercase "a-z"                                                                            │
+│      uppercase "A-Z"                                                                            │
+│      numbers   "0-9"                                                                            │
+│      specials  "!@#$%&*=|<>~()_{}[]+."                                                          │
+│                                                                                                 │
+│  > Choice 1 - Default generation                                                                │
+│      Default generation of 5 iterations of 20 characters,                                       │
+│      including all supported characters.                                                        │
+│                                                                                                 │
+│  > Choice 2 - Custom generation                                                                 │
+│      Custom generation with choice of iteration quantities and characters,                      │
+│      the possibility to activate or not a character type as well as export to an external file. │
+│                                                                                                 │
+│    Press enter for default choice.                                                              │
+│    If (Y/n) then, default yes (accept Y & y).                                                   │
+│    If (y/N) then, default no (accept N & n).                                                    │
+│                                                                                                 │
+╰─────────────────────────────────────────────────────────────────────────────────────────────────╯
+EOF
+}
+
+
+
+# Menu principal
+while true; do
+echo
+echo -e "1 - Default generation"
+echo -e "2 - Custom generation"
+echo -e "3 - Help"
+echo -e "4 - Exit"
 
 echo
-echo -e "$vertclair--------------------$neutre"
-generate
-echo -e "$vertclair--------------------$neutre"
+read -p "Choice your option ? " choice
 echo
+
+case "$choice" in
+     1) default ;;
+     2) custom ;;
+     3) help ;;
+     4) exit 1 ;;
+esac
+done
+