diff --git a/check_process b/check_process
index 7981b3c..61245ae 100644
--- a/check_process
+++ b/check_process
@@ -14,7 +14,7 @@
 		setup_private=1
 		setup_public=1
 		upgrade=1
-		upgrade=1	from_commit=CommitHash
+		#upgrade=1	from_commit=CommitHash
 		backup_restore=1
 		multi_instance=1
 		change_url=1
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 862e440..ee37716 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -19,3 +19,61 @@ extra_php_dependencies="php${YNH_PHP_VERSION}-mbstring php${YNH_PHP_VERSION}-fpm
 #=================================================
 # FUTURE OFFICIAL HELPERS
 #=================================================
+
+
+# Send an email to inform the administrator
+#
+# usage: ynh_send_readme_to_admin app_message [recipients]
+# | arg: app_message - The message to send to the administrator.
+# | arg: recipients - The recipients of this email. Use spaces to separate multiples recipients. - default: root
+#	example: "root admin@domain"
+#	If you give the name of a YunoHost user, ynh_send_readme_to_admin will find its email adress for you
+#	example: "root admin@domain user1 user2"
+ynh_send_readme_to_admin() {
+	local app_message="${1:-...No specific information...}"
+	local recipients="${2:-root}"
+
+	# Retrieve the email of users
+	find_mails () {
+		local list_mails="$1"
+		local mail
+		local recipients=" "
+		# Read each mail in argument
+		for mail in $list_mails
+		do
+			# Keep root or a real email address as it is
+			if [ "$mail" = "root" ] || echo "$mail" | grep --quiet "@"
+			then
+				recipients="$recipients $mail"
+			else
+				# But replace an user name without a domain after by its email
+				if mail=$(ynh_user_get_info "$mail" "mail" 2> /dev/null)
+				then
+					recipients="$recipients $mail"
+				fi
+			fi
+		done
+		echo "$recipients"
+	}
+	recipients=$(find_mails "$recipients")
+
+	local mail_subject="☁️🆈🅽🅷☁️: \`$app\` has important message for you"
+
+	local mail_message="This is an automated message from your beloved YunoHost server.
+Specific information for the application $app.
+$app_message
+---
+Automatic diagnosis data from YunoHost
+$(yunohost tools diagnosis | grep -B 100 "services:" | sed '/services:/d')"
+	
+	# Define binary to use for mail command
+	if [ -e /usr/bin/bsd-mailx ]
+	then
+		local mail_bin=/usr/bin/bsd-mailx
+	else
+		local mail_bin=/usr/bin/mail.mailutils
+	fi
+
+	# Send the email to the recipients
+	echo "$mail_message" | $mail_bin -a "Content-Type: text/plain; charset=UTF-8" -s "$mail_subject" "$recipients"
+}
diff --git a/scripts/change_url b/scripts/change_url
index 57e4f27..80cf020 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -33,7 +33,7 @@ db_pwd=$(ynh_app_setting_get --app=$app --key=mysqlpwd)
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
 #=================================================
-ynh_script_progression --message="Backing up the app before changing its URL (may take a while)..." --time --weight=1
+ynh_script_progression --message="Backing up the app before changing its URL (may take a while)..." --weight=1
 
 # Backup the current version of the app
 ynh_backup_before_upgrade
diff --git a/scripts/install b/scripts/install
index ca1facd..2bad032 100644
--- a/scripts/install
+++ b/scripts/install
@@ -25,6 +25,7 @@ admin=$YNH_APP_ARG_ADMIN
 is_public=$YNH_APP_ARG_IS_PUBLIC
 language=$YNH_APP_ARG_LANGUAGE
 password=$YNH_APP_ARG_PASSWORD
+email=$(ynh_user_get_info --username=$admin --key=mail)
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -118,7 +119,7 @@ ynh_permission_update --permission="main" --add="visitors"
 
 # Installation with curl
 ynh_script_progression --message="Finalizing installation..." --weight=1
-ynh_local_curl "/install/app.php" "key1=value1" "key2=value2" "key3=value3"
+ynh_local_curl "/install/app.php" "admin_name=$admin" "board_email=$email" "admin_pass1=$password" "admin_pass2=$password"
 
 # Remove the public access
 ynh_permission_update --permission="main" --remove="visitors"
@@ -151,6 +152,26 @@ ynh_script_progression --message="Reloading NGINX web server..." --weight=1
 
 ynh_systemd_action --service_name=nginx --action=reload
 
+#=================================================
+# SEND A README FOR THE ADMIN
+#=================================================
+ynh_script_progression --message="Sending a readme for the admin..."
+
+message="phpBB was successfully installed :)
+
+Please open your $app domain: https://$domain$path_url
+
+Complete the registration process from the setup page displayed.
+Details for MySQL database to be enterted while registration process:
+
+Database login:    $app
+Database name:     $app
+Database password: $db_pwd
+
+If you are facing any problem or want to improve this app, please open a new issue here: https://github.com/YunoHost-Apps/phpbb_ynh/issues"
+
+ynh_send_readme_to_admin "$message"
+
 #=================================================
 # END OF SCRIPT
 #=================================================