diff --git a/ALL_README.md b/ALL_README.md
index 8938aae..152f2e7 100644
--- a/ALL_README.md
+++ b/ALL_README.md
@@ -1,7 +1,7 @@
# All available README files by language
- [Read the README in English](README.md)
-- [Lee el README en español](README_es.md)
+- [Lea el README en español](README_es.md)
- [Irakurri README euskaraz](README_eu.md)
- [Lire le README en français](README_fr.md)
- [Le o README en galego](README_gl.md)
diff --git a/README.md b/README.md
index d3e720e..9d017c0 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ A fork of Mozilla's Firefox Send. Mozilla discontinued Send, this fork is a comm
Send is a file sharing experiment which allows you to send encrypted files to other users.
-**Shipped version:** 3.4.23~ynh3
+**Shipped version:** 3.4.23~ynh4
**Demo:**
diff --git a/README_es.md b/README_es.md
index 1e421d2..b32bad3 100644
--- a/README_es.md
+++ b/README_es.md
@@ -20,7 +20,7 @@ A fork of Mozilla's Firefox Send. Mozilla discontinued Send, this fork is a comm
Send is a file sharing experiment which allows you to send encrypted files to other users.
-**Versión actual:** 3.4.23~ynh3
+**Versión actual:** 3.4.23~ynh4
**Demo:**
diff --git a/README_eu.md b/README_eu.md
index b498b5c..5c1f132 100644
--- a/README_eu.md
+++ b/README_eu.md
@@ -20,7 +20,7 @@ A fork of Mozilla's Firefox Send. Mozilla discontinued Send, this fork is a comm
Send is a file sharing experiment which allows you to send encrypted files to other users.
-**Paketatutako bertsioa:** 3.4.23~ynh3
+**Paketatutako bertsioa:** 3.4.23~ynh4
**Demoa:**
diff --git a/README_fr.md b/README_fr.md
index 77c983a..8805282 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -20,7 +20,7 @@ Un fork du Firefox Send de Mozilla. Mozilla a arrêté Send, et ce fork est un e
Send est une expérience de partage de fichiers qui permet d'envoyer des fichiers chiffrés à d'autres utilisateurs.
-**Version incluse :** 3.4.23~ynh3
+**Version incluse :** 3.4.23~ynh4
**Démo :**
diff --git a/README_gl.md b/README_gl.md
index d03ddc4..95efaa1 100644
--- a/README_gl.md
+++ b/README_gl.md
@@ -20,7 +20,7 @@ A fork of Mozilla's Firefox Send. Mozilla discontinued Send, this fork is a comm
Send is a file sharing experiment which allows you to send encrypted files to other users.
-**Versión proporcionada:** 3.4.23~ynh3
+**Versión proporcionada:** 3.4.23~ynh4
**Demo:**
diff --git a/README_zh_Hans.md b/README_zh_Hans.md
index bb49007..117b348 100644
--- a/README_zh_Hans.md
+++ b/README_zh_Hans.md
@@ -20,7 +20,7 @@ A fork of Mozilla's Firefox Send. Mozilla discontinued Send, this fork is a comm
Send is a file sharing experiment which allows you to send encrypted files to other users.
-**分发版本：** 3.4.23~ynh3
+**分发版本：** 3.4.23~ynh4
**演示：**
diff --git a/manifest.toml b/manifest.toml
index 71839a2..efd11e1 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -7,7 +7,7 @@ name = "Send"
description.en = "File sharing which allows to send encrypted files"
description.fr = "Partage de fichiers qui permet d'envoyer des fichiers chiffrés"
-version = "3.4.23~ynh3"
+version = "3.4.23~ynh4"
maintainers = []
diff --git a/scripts/backup b/scripts/backup
index f8e82aa..38d96c5 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -22,15 +22,11 @@ ynh_print_info --message="Declaring files to be backed up..."
ynh_backup --src_path="$install_dir"
#=================================================
-# BACKUP THE NGINX CONFIGURATION
+# SYSTEM CONFIGURATION
#=================================================
ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"
-#=================================================
-# BACKUP SYSTEMD
-#=================================================
-
ynh_backup --src_path="/etc/systemd/system/$app.service"
#=================================================
diff --git a/scripts/change_url b/scripts/change_url
index 5df6755..25000f2 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -16,7 +16,7 @@ source /usr/share/yunohost/helpers
#=================================================
ynh_script_progression --message="Stopping a systemd service..." --weight=1
-ynh_systemd_action --service_name="$app" --action="stop"
+ynh_systemd_action --service_name="$app" --action="stop" --log_path="systemd"
#=================================================
# MODIFY URL IN NGINX CONF
diff --git a/scripts/install b/scripts/install
index aedf981..9d1fe35 100644
--- a/scripts/install
+++ b/scripts/install
@@ -45,7 +45,6 @@ ynh_script_progression --message="Configuring NGINX web server..." --weight=2
# Create a dedicated NGINX config
ynh_add_nginx_config
-env_path="$PATH"
# Create a dedicated systemd config
ynh_add_systemd_config
diff --git a/scripts/remove b/scripts/remove
index c5feb91..a9a1baf 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -10,10 +10,9 @@ source _common.sh
source /usr/share/yunohost/helpers
#=================================================
-# STANDARD REMOVE
-#=================================================
-# REMOVE SERVICE INTEGRATION IN YUNOHOST
+# REMOVE SYSTEM CONFIGURATIONS
#=================================================
+ynh_script_progression --message="Removing system configurations related to $app..." --weight=1
# Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
if ynh_exec_warn_less yunohost service status "$app" >/dev/null
diff --git a/scripts/upgrade b/scripts/upgrade
index dce977e..501e89e 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -9,12 +9,6 @@
source _common.sh
source /usr/share/yunohost/helpers
-#=================================================
-# CHECK VERSION
-#=================================================
-
-upgrade_type=$(ynh_check_app_version_changed)
-
#=================================================
# STANDARD UPGRADE STEPS
#=================================================
@@ -34,14 +28,10 @@ ynh_remove_logrotate
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
+ynh_script_progression --message="Upgrading source files..." --weight=10
-if [ "$upgrade_type" == "UPGRADE_APP" ]
-then
- ynh_script_progression --message="Upgrading source files..." --weight=10
-
- # Download, check integrity, uncompress and patch the source from app.src
- ynh_setup_source --dest_dir="$install_dir" --keep="server/config.js"
-fi
+# Download, check integrity, uncompress and patch the source from app.src
+ynh_setup_source --dest_dir="$install_dir" --keep="server/config.js"
chmod -R o-rwx "$install_dir"
chown -R "$app:www-data" "$install_dir"
@@ -62,7 +52,6 @@ ynh_script_progression --message="Upgrading NGINX web server configuration..." -
# Create a dedicated NGINX config
ynh_add_nginx_config
-env_path="$PATH"
# Create a dedicated systemd config
ynh_add_systemd_config
@@ -83,17 +72,13 @@ chown "$app:" "$install_dir/server/config.js"
#=================================================
# BUILD APP
#=================================================
+ynh_script_progression --message="Building app... (this will take some time and resources!)" --weight=16
-if [ "$upgrade_type" == "UPGRADE_APP" ]
-then
- ynh_script_progression --message="Building app... (this will take some time and resources!)" --weight=16
-
- pushd "$install_dir"
- ynh_use_nodejs
- ynh_exec_warn_less ynh_exec_as "$app" env "$ynh_node_load_PATH" "$ynh_npm" install
- ynh_exec_warn_less ynh_exec_as "$app" env "$ynh_node_load_PATH" "$ynh_npm" run build
- popd
-fi
+pushd "$install_dir"
+ ynh_use_nodejs
+ ynh_exec_warn_less ynh_exec_as "$app" env "$ynh_node_load_PATH" "$ynh_npm" install
+ ynh_exec_warn_less ynh_exec_as "$app" env "$ynh_node_load_PATH" "$ynh_npm" run build
+popd
#=================================================
# START SYSTEMD SERVICE