diff --git a/README.md b/README.md
index 30abd8e..bd421eb 100644
--- a/README.md
+++ b/README.md
@@ -24,8 +24,6 @@ Mastodon is a free, open-source social network. A decentralized alternative to c
 
 ![](https://framalibre.org/sites/default/files/mastodon.png)
 
-[Source code](https://github.com/tootsuite/mastodon)
-
 ## Configuration
 
 ### Install
@@ -41,6 +39,7 @@ Recover after disconnect:
 $ screen -d
 $ screen -r
 ```
+
 ### Update
 
 #### Using __screen__ highly recommended
@@ -53,6 +52,10 @@ $ screen -r
 
 ## YunoHost specific features
 
+#### Multi-users support
+
+LDAP authentication is activated. All YunoHost users can authenticate.
+
 #### Supported architectures
 
 * x86-64b - [![Build Status](https://ci-apps.yunohost.org/ci/logs/mastodon%20%28Apps%29.svg)](https://ci-apps.yunohost.org/ci/apps/mastodon/)
diff --git a/README_fr.md b/README_fr.md
index 78e6170..ea8fc4f 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -41,7 +41,7 @@ $ screen -r
 ```
 L'utilisateur admin est crée automatiquement comme: user@domain.tld
 
-### Mise à jour
+### Mise àjour
 
 #### Utilisation de __screen__ fortement recommandé
 
@@ -53,7 +53,11 @@ L'utilisateur admin est crée automatiquement comme: user@domain.tld
 
 ## Caractéristiques spécifiques YunoHost
 
-#### Supported architectures
+#### Support multi-utilisateurs
+
+L'authentification LDAP est activée. Tous les utilisateurs YunoHost peuvent s'authentifier.
+
+#### Architectures supportées
 
 * x86-64b - [![Build Status](https://ci-apps.yunohost.org/ci/logs/mastodon%20%28Apps%29.svg)](https://ci-apps.yunohost.org/ci/apps/mastodon/)
 * ARMv8-A - [![Build Status](https://ci-apps-arm.yunohost.org/ci/logs/mastodon%20%28Apps%29.svg)](https://ci-apps-arm.yunohost.org/ci/apps/mastodon/)
diff --git a/conf/.env.production.sample b/conf/.env.production.sample
index 8b992d9..d27bf87 100644
--- a/conf/.env.production.sample
+++ b/conf/.env.production.sample
@@ -170,19 +170,20 @@ STREAMING_CLUSTER_NUM=1
 # GID=1000
 
 # LDAP authentication (optional)
-# LDAP_ENABLED=true
-# LDAP_HOST=localhost
-# LDAP_PORT=389
-# LDAP_METHOD=simple_tls
-# LDAP_BASE=ou=users,dc=yunohost,dc=org
-# LDAP_BIND_DN=uid=__LDAP_USER__,ou=users,dc=yunohost,dc=org
-# LDAP_PASSWORD=__LDAP_PASSWORD__
-# LDAP_UID=uid
-# LDAP_MAIL=mail
-# LDAP_SEARCH_FILTER=(|(%{uid}=%{email})(%{mail}=%{email}))
-# LDAP_UID_CONVERSION_ENABLED=true
-# LDAP_UID_CONVERSION_SEARCH=., -
-# LDAP_UID_CONVERSION_REPLACE=_
+LDAP_ENABLED=true
+LDAP_HOST=localhost
+LDAP_PORT=389
+LDAP_METHOD=start_tls
+LDAP_BASE=ou=users,dc=yunohost,dc=org
+LDAP_BIND_DN=uid=local,ou=users,dc=yunohost,dc=org
+LDAP_PASSWORD=
+LDAP_UID=uid
+LDAP_MAIL=mail
+LDAP_SEARCH_FILTER=(|(%{uid}=%{email})(%{mail}=%{email}))
+LDAP_UID_CONVERSION_ENABLED=true
+LDAP_UID_CONVERSION_SEARCH=., -
+LDAP_UID_CONVERSION_REPLACE=_
+LDAP_TLS_NO_VERIFY=true
 
 # PAM authentication (optional)
 # PAM authentication uses for the email generation the "email" pam variable
diff --git a/manifest.json b/manifest.json
index 2792cd4..8c7c3d4 100644
--- a/manifest.json
+++ b/manifest.json
@@ -23,7 +23,7 @@
 	    }
 	],
     "requirements": {
-        "yunohost": ">= 3.5"
+        "yunohost": ">= 3.7"
     },
     "multi_instance": true,
 	"services": [
diff --git a/scripts/install b/scripts/install
index 7d7d4b8..cb059ba 100644
--- a/scripts/install
+++ b/scripts/install
@@ -293,18 +293,6 @@ ynh_script_progression --message="Reloading nginx web server..." --weight=2
 
 ynh_systemd_action --service_name=nginx --action=reload
 
-#=================================================
-# SEND A README FOR THE ADMIN
-#=================================================
-ynh_script_progression --message="Sending a readme for the admin..." --weight=17
-
-ynh_replace_string --match_string="__ADMIN_MAIL__"    --replace_string="$admin_mail"    --target_file="../conf/message"
-ynh_replace_string --match_string="__ADMIN_PASS__"    --replace_string="$admin_pass"    --target_file="../conf/message"
-ynh_replace_string --match_string="__DOMAIN__"    --replace_string="$domain"    --target_file="../conf/message"
-ynh_replace_string --match_string="__PATH_URL__"    --replace_string="$path_url"    --target_file="../conf/message"
-
-ynh_send_readme_to_admin --app_message="../conf/message" --recipients=$admin_mail --type='install'
-
 #=================================================
 # END OF SCRIPT
 #=================================================
diff --git a/scripts/ynh_send_readme_to_admin__2 b/scripts/ynh_send_readme_to_admin__2
deleted file mode 100644
index 06cff8c..0000000
--- a/scripts/ynh_send_readme_to_admin__2
+++ /dev/null
@@ -1,140 +0,0 @@
-#!/bin/bash
-
-# Send an email to inform the administrator
-#
-# usage: ynh_send_readme_to_admin --app_message=app_message [--recipients=recipients] [--type=type]
-# | arg: -m --app_message= - The file with the content to send to the administrator.
-# | arg: -r, --recipients= - The recipients of this email. Use spaces to separate multiples recipients. - default: root
-#	example: "root admin@domain"
-#	If you give the name of a YunoHost user, ynh_send_readme_to_admin will find its email adress for you
-#	example: "root admin@domain user1 user2"
-# | arg: -t, --type= - Type of mail, could be 'backup', 'change_url', 'install', 'remove', 'restore', 'upgrade'
-ynh_send_readme_to_admin() {
-	# Declare an array to define the options of this helper.
-	declare -Ar args_array=( [m]=app_message= [r]=recipients= [t]=type= )
-	local app_message
-	local recipients
-	local type
-	# Manage arguments with getopts
-
-	ynh_handle_getopts_args "$@"
-	app_message="${app_message:-}"
-	recipients="${recipients:-root}"
-	type="${type:-install}"
-
-	# Get the value of admin_mail_html
-	admin_mail_html=$(ynh_app_setting_get $app admin_mail_html)
-	admin_mail_html="${admin_mail_html:-0}"
-
-	# 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")
-
-	# Subject base
-	local mail_subject="☁️🆈🅽🅷☁️: \`$app\`"
-
-	# Adapt the subject according to the type of mail required.
-	if [ "$type" = "backup" ]; then
-		mail_subject="$mail_subject has just been backup."
-	elif [ "$type" = "change_url" ]; then
-		mail_subject="$mail_subject has just been moved to a new URL!"
-	elif [ "$type" = "remove" ]; then
-		mail_subject="$mail_subject has just been removed!"
-	elif [ "$type" = "restore" ]; then
-		mail_subject="$mail_subject has just been restored!"
-	elif [ "$type" = "upgrade" ]; then
-		mail_subject="$mail_subject has just been upgraded!"
-	else	# install
-		mail_subject="$mail_subject has just been installed!"
-	fi
-
-	local mail_message="This is an automated message from your beloved YunoHost server.
-
-Specific information for the application $app.
-
-$(if [ -n "$app_message" ]
-then
-	cat "$app_message"
-else
-	echo "...No specific information..."
-fi)
-
----
-Automatic diagnosis data from YunoHost
-
-__PRE_TAG1__$(yunohost tools diagnosis | grep -B 100 "services:" | sed '/services:/d')__PRE_TAG2__"
-
-	# Store the message into a file for further modifications.
-	echo "$mail_message" > mail_to_send
-
-	# If a html email is required. Apply html tags to the message.
- 	if [ "$admin_mail_html" -eq 1 ]
- 	then
-		# Insert 'br' tags at each ending of lines.
-		ynh_replace_string "$" "<br>" mail_to_send
-
-		# Insert starting HTML tags
-		sed --in-place '1s@^@<!DOCTYPE html>\n<html>\n<head></head>\n<body>\n@' mail_to_send
-
-		# Keep tabulations
-		ynh_replace_string "  " "\&#160;\&#160;" mail_to_send
-		ynh_replace_string "\t" "\&#160;\&#160;" mail_to_send
-
-		# Insert url links tags
-		ynh_replace_string "__URL_TAG1__\(.*\)__URL_TAG2__\(.*\)__URL_TAG3__" "<a href=\"\2\">\1</a>" mail_to_send
-
-		# Insert pre tags
-		ynh_replace_string "__PRE_TAG1__" "<pre>" mail_to_send
-		ynh_replace_string "__PRE_TAG2__" "<\pre>" mail_to_send
-
-		# Insert finishing HTML tags
-		echo -e "\n</body>\n</html>" >> mail_to_send
-
-	# Otherwise, remove tags to keep a plain text.
-	else
-		# Remove URL tags
-		ynh_replace_string "__URL_TAG[1,3]__" "" mail_to_send
-		ynh_replace_string "__URL_TAG2__" ": " mail_to_send
-
-		# Remove PRE tags
-		ynh_replace_string "__PRE_TAG[1-2]__" "" mail_to_send
-	fi
-
-	# 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
-
-	if [ "$admin_mail_html" -eq 1 ]
-	then
-		content_type="text/html"
-	else
-		content_type="text/plain"
-	fi
-
-	# Send the email to the recipients
-	cat mail_to_send | $mail_bin -a "Content-Type: $content_type; charset=UTF-8" -s "$mail_subject" "$recipients"
-}