diff --git a/conf/app.src b/conf/app.src
deleted file mode 100644
index 5226b55..0000000
--- a/conf/app.src
+++ /dev/null
@@ -1,6 +0,0 @@
-SOURCE_URL=https://releases.mattermost.com/5.30.1/mattermost-5.30.1-linux-amd64.tar.gz
-SOURCE_SUM=14018addf86c040200515cb0141308a6d213f149f8afe425dd171347be516401
-SOURCE_SUM_PRG=sha256sum
-SOURCE_FORMAT=tar.gz
-SOURCE_IN_SUBDIR=true
-SOURCE_FILENAME=mattermost-5.30.1-linux-amd64.tar.gz
diff --git a/conf/arm.src b/conf/arm.src
new file mode 100644
index 0000000..54444f7
--- /dev/null
+++ b/conf/arm.src
@@ -0,0 +1,6 @@
+SOURCE_URL=https://github.com/SmartHoneybee/ubiquitous-memory/releases/download/v5.30.1/mattermost-v5.30.1-linux-arm.tar.gz
+SOURCE_SUM=2292157939eb5be0ac5e1d58bc690d8f359040f1ae55f37f1f90cab422d11e2d
+SOURCE_SUM_PRG=sha256sum
+SOURCE_FORMAT=tar.gz
+SOURCE_IN_SUBDIR=true
+SOURCE_FILENAME=mattermost-v5.30.1-linux-arm.tar.gz
diff --git a/conf/arm64.src b/conf/arm64.src
new file mode 100644
index 0000000..bd34361
--- /dev/null
+++ b/conf/arm64.src
@@ -0,0 +1,6 @@
+SOURCE_URL=https://github.com/SmartHoneybee/ubiquitous-memory/releases/download/v5.30.1/mattermost-v5.30.1-linux-arm64.tar.gz
+SOURCE_SUM=cbd150100947686c2d177db6067e98a36859e7da2fe4c173b89925a2fd1415d1
+SOURCE_SUM_PRG=sha256sum
+SOURCE_FORMAT=tar.gz
+SOURCE_IN_SUBDIR=true
+SOURCE_FILENAME=mattermost-v5.30.1-linux-arm64.tar.gz
diff --git a/conf/config.json b/conf/config.json
index bf5e9a2..9adf518 100644
--- a/conf/config.json
+++ b/conf/config.json
@@ -321,14 +321,14 @@
   "LdapSettings": {
     "Enable": false,
     "EnableSync": false,
-    "LdapServer": "ldap://127.0.0.1",
+    "LdapServer": "",
     "LdapPort": 389,
     "ConnectionSecurity": "",
-    "BaseDN": "ou=users,dc=yunohost,dc=org",
+    "BaseDN": "",
     "BindUsername": "cn",
     "BindPassword": "",
     "UserFilter": "",
-    "GroupFilter": "(&(|(objectclass=posixAccount))(uid={{username}})(permission=cn=mattermost.main,ou=permission,dc=yunohost,dc=org))",
+    "GroupFilter": "",
     "GuestFilter": "",
     "EnableAdminFilter": false,
     "AdminFilter": "",
diff --git a/conf/x86-64.src b/conf/x86-64.src
new file mode 100644
index 0000000..cc4b71f
--- /dev/null
+++ b/conf/x86-64.src
@@ -0,0 +1,6 @@
+SOURCE_URL=https://releases.mattermost.com/5.30.1/mattermost-team-5.30.1-linux-amd64.tar.gz
+SOURCE_SUM=3c4165d7ea240ad49dba8e486d9fd7de83eea7cac2cb9a355d891dd605b3fa52
+SOURCE_SUM_PRG=sha256sum
+SOURCE_FORMAT=tar.gz
+SOURCE_IN_SUBDIR=true
+SOURCE_FILENAME=mattermost-team-5.30.1-linux-amd64.tar.gz
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 7401a47..7916409 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -12,6 +12,33 @@
 # EXPERIMENTAL HELPERS
 #=================================================
 
+# Check the architecture
+#
+# example: architecture=$(ynh_detect_arch)
+#
+# usage: ynh_detect_arch
+#
+# Requires YunoHost version 2.2.4 or higher.
+
+ynh_detect_arch(){
+        local architecture
+        if [ -n "$(uname -m | grep arm64)" ] || [ -n "$(uname -m | grep aarch64)" ]; then
+                architecture="arm64"              
+        elif [ -n "$(uname -m | grep 64)" ]; then
+                architecture="x86-64"
+        elif [ -n "$(uname -m | grep armv7)" ]; then
+                architecture="arm"
+        elif [ -n "$(uname -m | grep armv6)" ]; then
+                architecture="arm"
+        elif [ -n "$(uname -m | grep armv5)" ]; then
+                architecture="arm"
+        else
+                architecture="unknown"
+        fi
+        echo $architecture
+}
+
+
 #=================================================
 # FUTURE OFFICIAL HELPERS
 #=================================================
diff --git a/scripts/change_url b/scripts/change_url
index 1cea7e4..7c7cd57 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -31,9 +31,9 @@ final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 port=$(ynh_app_setting_get --app=$app --key=port)
 
 # Add settings here as needed by your application
-#db_name=$(ynh_app_setting_get --app=$app --key=db_name)
-#db_user=$db_name
-#db_pwd=$(ynh_app_setting_get --app=$app --key=db_pwd)
+db_name=$(ynh_app_setting_get --app=$app --key=db_name)
+db_user=$db_name
+db_pwd=$(ynh_app_setting_get --app=$app --key=db_pwd)
 
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
@@ -106,6 +106,27 @@ then
 	ynh_store_file_checksum --file="/etc/nginx/conf.d/$new_domain.d/$app.conf"
 fi
 
+#=================================================
+# MODIFY A CONFIG FILE
+#=================================================
+ynh_script_progression --message="Modifying a config file..." --weight=3
+
+cp ../conf/config.json $final_path/config/config.json
+
+# Main config File
+ynh_replace_string --match_string="__URL__" --replace_string="https://$new_domain$new_path" --target_file="$final_path/config/config.json"
+ynh_replace_string --match_string="__PORT__"  --replace_string="127.0.0.1:$port" --target_file="$final_path/config/config.json"
+ynh_replace_string --match_string="__DB_NAME__" --replace_string="$db_name" --target_file="$final_path/config/config.json"
+ynh_replace_string --match_string="__DB_USER__" --replace_string="$db_user" --target_file="$final_path/config/config.json"
+ynh_replace_string --match_string="__DB_PASS__" --replace_string="$db_pwd" --target_file="$final_path/config/config.json"
+ynh_replace_string --match_string="__DATA__" --replace_string="$data_path" --target_file="$final_path/config/config.json"
+ynh_replace_string --match_string="__FEEDBACK__" --replace_string="no-reply@${new_domain}" --target_file="$final_path/config/config.json"
+ynh_replace_string --match_string="__USER_PW__" --replace_string="$(ynh_string_random --length=24)" --target_file="$final_path/config/config.json"
+ynh_replace_string --match_string="__LOG__" --replace_string="$logs_path" --target_file="$final_path/config/config.json"
+ynh_replace_string --match_string="__LANGUAGE__" --replace_string="$language" --target_file="$final_path/config/config.json"
+
+ynh_store_file_checksum --file="$final_path/config/config.json"
+
 #=================================================
 # GENERIC FINALISATION
 #=================================================
@@ -113,7 +134,7 @@ fi
 #=================================================
 ynh_script_progression --message="Starting a systemd service..." --weight=3
 
-ynh_systemd_action --service_name=$app --action="start" --log_path="systemd" --line_match="Started Mattermost"
+ynh_systemd_action --service_name=$app --action=start --log_path="systemd" --line_match="Started Mattermost"
 
 #=================================================
 # RELOAD NGINX
diff --git a/scripts/install b/scripts/install
index ef8f81f..55b1ee3 100644
--- a/scripts/install
+++ b/scripts/install
@@ -31,6 +31,7 @@ email=$(ynh_user_get_info "$admin" mail)
 password=$YNH_APP_ARG_PASSWORD
 language=$YNH_APP_ARG_LANGUAGE
 team_display_name=$YNH_APP_ARG_TEAM_DISPLAY_NAME
+architecture=$(ynh_detect_arch)
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -93,7 +94,7 @@ ynh_script_progression --message="Setting up source files..." --weight=3
 
 ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 # Download, check integrity, uncompress and patch the source from app.src
-ynh_setup_source --dest_dir="$final_path"
+ynh_setup_source --dest_dir="$final_path" --source_id="$architecture"
 
 #=================================================
 # CREATE DIRECTORY FOR DATA
diff --git a/scripts/upgrade b/scripts/upgrade
index 5a6a4f0..371ae6e 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -33,6 +33,7 @@ port=$(ynh_app_setting_get --app=$app --key=port)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 language=$(ynh_app_setting_get --app=$app --key=language)
 db_name=$(ynh_app_setting_get --app=$app --key=db_name)
+architecture=$(ynh_detect_arch)
 
 #=================================================
 # CHECK VERSION
@@ -100,7 +101,7 @@ then
   ynh_secure_remove --file="$final_path"
 
   # Download, check integrity, uncompress and patch the source from app.src
-  ynh_setup_source --dest_dir="$final_path"
+  ynh_setup_source --dest_dir="$final_path" --source_id="$architecture"
 
   # Copy the admin saved settings from tmp directory to final path  
   cp -a "$tmpdir/config.json" "$final_path/config/config.json"