diff --git a/containers/authelia/authelia.sh b/containers/authelia/authelia.sh
index 5d11e99..8c3ca5c 100755
--- a/containers/authelia/authelia.sh
+++ b/containers/authelia/authelia.sh
@@ -60,10 +60,10 @@ installAuthelia()
 
         dockerComposeSetupFile $app_name;
 
-        local result=$(copyResource "$app_name" "configuration.yml" "config" | sudo tee -a "$logs_dir/$docker_log_file" 2>&1)
+        local result=$(copyResource "$app_name" "configuration.yml" "config" | runFileWrite -a "$logs_dir/$docker_log_file" 2>&1)
         checkSuccess "Copying configuration.yml to $containers_dir$app_name/config"
 
-        local result=$(copyResource "$app_name" "users_database.yml" "config" | sudo tee -a "$logs_dir/$docker_log_file" 2>&1)
+        local result=$(copyResource "$app_name" "users_database.yml" "config" | runFileWrite -a "$logs_dir/$docker_log_file" 2>&1)
         checkSuccess "Copying users_database.yml to $containers_dir$app_name/config"
 
         local authelia_config_file="$containers_dir$app_name/config/configuration.yml"
diff --git a/containers/headscale/headscale.sh b/containers/headscale/headscale.sh
index b837c3f..fbcdd79 100755
--- a/containers/headscale/headscale.sh
+++ b/containers/headscale/headscale.sh
@@ -54,7 +54,7 @@ installHeadscale()
         local result=$(createFolders "loud" $docker_install_user $containers_dir$app_name/config)
         checkSuccess "Create config folder"
 
-		local result=$(copyResource "$app_name" "config.yaml" "config" | sudo tee -a "$logs_dir/$docker_log_file" 2>&1)
+		local result=$(copyResource "$app_name" "config.yaml" "config" | runFileWrite -a "$logs_dir/$docker_log_file" 2>&1)
 		checkSuccess "Copying config.yaml to config folder."
 
         configSetupFileWithData $app_name "config.yaml" "config";
diff --git a/containers/prometheus/prometheus.sh b/containers/prometheus/prometheus.sh
index e0ba04a..8e4c4f7 100755
--- a/containers/prometheus/prometheus.sh
+++ b/containers/prometheus/prometheus.sh
@@ -57,7 +57,7 @@ installPrometheus()
         local result=$(createTouch "$containers_dir$app_name/$app_name/$app_name.yml" $docker_install_user)
         checkSuccess "Created $app_name.yml file for $app_name"
 
-		local result=$(copyResource "$app_name" "$app_name.yml" "$app_name" | sudo tee -a "$logs_dir/$docker_log_file" 2>&1)
+		local result=$(copyResource "$app_name" "$app_name.yml" "$app_name" | runFileWrite -a "$logs_dir/$docker_log_file" 2>&1)
 		checkSuccess "Copying $app_name.yml to containers folder."
 
 		((menu_number++))
diff --git a/containers/unbound/unbound.sh b/containers/unbound/unbound.sh
index 570337d..4cfef9a 100755
--- a/containers/unbound/unbound.sh
+++ b/containers/unbound/unbound.sh
@@ -53,7 +53,7 @@ installUnbound()
 
         monitoringToggleAppConfig "$app_name" "docker-compose.yml";
 
-		local result=$(copyResource "$app_name" "unbound.conf" "etc" | sudo tee -a "$logs_dir/$docker_log_file" 2>&1)
+		local result=$(copyResource "$app_name" "unbound.conf" "etc" | runFileWrite -a "$logs_dir/$docker_log_file" 2>&1)
 		checkSuccess "Copying unbound.conf to containers folder."
 
         monitoringToggleAppConfig "$app_name" "etc/unbound.conf";
diff --git a/scripts/docker/compose/setup_compose_yml.sh b/scripts/docker/compose/setup_compose_yml.sh
index f40d721..9b082b1 100755
--- a/scripts/docker/compose/setup_compose_yml.sh
+++ b/scripts/docker/compose/setup_compose_yml.sh
@@ -40,7 +40,7 @@ dockerComposeSetupFile()
         isError "The source file '$source_file' does not exist."
     fi
     
-    copyFile "loud" "$source_file" "$target_file" $docker_install_user | sudo tee -a "$logs_dir/$docker_log_file" 2>&1
+    copyFile "loud" "$source_file" "$target_file" $docker_install_user | runFileWrite -a "$logs_dir/$docker_log_file" 2>&1
 
     if [ $? -ne 0 ]; then
         isError "Failed to copy the source file to '$target_path'. Check '$docker_log_file' for more details."
diff --git a/scripts/function/checks/check_success.sh b/scripts/function/checks/check_success.sh
index 12181b2..5810aec 100755
--- a/scripts/function/checks/check_success.sh
+++ b/scripts/function/checks/check_success.sh
@@ -5,7 +5,7 @@ function checkSuccess()
     if [ $? -eq 0 ]; then
         isSuccessful "$1"
         if [ -f "$logs_dir/$docker_log_file" ]; then
-            echo "✓ Success $1" | sudo tee -a "$logs_dir/$docker_log_file" >/dev/null
+            echo "✓ Success $1" | runFileWrite -a "$logs_dir/$docker_log_file" >/dev/null
         fi
     else
         isError "$1"
@@ -14,8 +14,8 @@ function checkSuccess()
         # blocking on read.
         if [[ "$LIBREPORTAL_NONINTERACTIVE" == "1" ]] || [ ! -t 0 ]; then
             if [ -f "$logs_dir/$docker_log_file" ]; then
-                isError " $1" | sudo tee -a "$logs_dir/$docker_log_file" >/dev/null
-                echo "===================================" | sudo tee -a "$logs_dir/$docker_log_file" >/dev/null
+                isError " $1" | runFileWrite -a "$logs_dir/$docker_log_file" >/dev/null
+                echo "===================================" | runFileWrite -a "$logs_dir/$docker_log_file" >/dev/null
             fi
             isNotice "Non-interactive mode: aborting on error."
             exit 1
@@ -36,15 +36,15 @@ function checkSuccess()
 
         if [[ "$error_occurred" == [xX] ]]; then
             # Log the error output to the log file
-            isError " $1" | sudo tee -a "$logs_dir/$docker_log_file"
-            echo "===================================" | sudo tee -a "$logs_dir/$docker_log_file"
+            isError " $1" | runFileWrite -a "$logs_dir/$docker_log_file"
+            echo "===================================" | runFileWrite -a "$logs_dir/$docker_log_file"
             exit 1  # Exit the script with a non-zero status to stop the current action
         fi
 
         if [[ "$error_occurred" == [mM] ]]; then
             # Log the error output to the log file
-            isError " $1" | sudo tee -a "$logs_dir/$docker_log_file"
-            echo "===================================" | sudo tee -a "$logs_dir/$docker_log_file"
+            isError " $1" | runFileWrite -a "$logs_dir/$docker_log_file"
+            echo "===================================" | runFileWrite -a "$logs_dir/$docker_log_file"
             if [[ "$initial_command2" == "terminal" ]]; then
                 resetToMenu;
             fi
diff --git a/scripts/headscale/tailscale/tailscale_install.sh b/scripts/headscale/tailscale/tailscale_install.sh
index 432c643..02bb6aa 100755
--- a/scripts/headscale/tailscale/tailscale_install.sh
+++ b/scripts/headscale/tailscale/tailscale_install.sh
@@ -8,7 +8,7 @@ tailscaleInstallToContainer()
     local result=$(createFolders "loud" $docker_install_user $containers_dir$app_name/tailscale)
     checkSuccess "Creating Tailscale folder"
 
-    copyFile "loud" "${install_scripts_dir}tailscale.sh" "$containers_dir$app_name/tailscale/tailscale.sh" $docker_install_user | sudo tee -a "$logs_dir/$docker_log_file" 2>&1
+    copyFile "loud" "${install_scripts_dir}tailscale.sh" "$containers_dir$app_name/tailscale/tailscale.sh" $docker_install_user | runFileWrite -a "$logs_dir/$docker_log_file" 2>&1
 
     if [[ "$type" != "install" ]]; then
         dockerComposeRestart $app_name;
diff --git a/scripts/network/monitoring/monitoring.sh b/scripts/network/monitoring/monitoring.sh
index c1f9539..7a5d8f0 100644
--- a/scripts/network/monitoring/monitoring.sh
+++ b/scripts/network/monitoring/monitoring.sh
@@ -17,7 +17,7 @@
 monitoringInstalledApps()
 {
     [[ -f "$docker_dir/$db_file" ]] || return 0
-    sudo sqlite3 "$docker_dir/$db_file" \
+    runFileOp sqlite3 "$docker_dir/$db_file" \
         "SELECT name FROM apps WHERE status = 1 ORDER BY name;" 2>/dev/null
 }
 
@@ -26,7 +26,7 @@ monitoringIsInstalled()
 {
     [[ -f "$docker_dir/$db_file" ]] || return 1
     local n
-    n="$(sudo sqlite3 "$docker_dir/$db_file" \
+    n="$(runFileOp sqlite3 "$docker_dir/$db_file" \
         "SELECT COUNT(*) FROM apps WHERE name = '$1' AND status = 1;" 2>/dev/null)"
     [[ -n "$n" && "$n" -gt 0 ]]
 }
@@ -62,13 +62,13 @@ monitoringToggleAppConfig()
 
     if monitoringAppEnabled "$app_name"; then
         # Uncomment: strip the leading # from every non-marker line in range.
-        sudo sed -i '/# >>> libreportal-monitoring >>>/,/# <<< libreportal-monitoring <<</ {
+        runFileOp sed -i '/# >>> libreportal-monitoring >>>/,/# <<< libreportal-monitoring <<</ {
             /libreportal-monitoring/! s/^\([[:space:]]*\)#/\1/
         }' "$file"
         isSuccessful "Monitoring config enabled in $rel_path"
     else
         # Comment: prefix # to every non-marker line in range not already so.
-        sudo sed -i '/# >>> libreportal-monitoring >>>/,/# <<< libreportal-monitoring <<</ {
+        runFileOp sed -i '/# >>> libreportal-monitoring >>>/,/# <<< libreportal-monitoring <<</ {
             /libreportal-monitoring/! { /^[[:space:]]*#/! s/^\([[:space:]]*\)/\1#/ }
         }' "$file"
         isNotice "Monitoring config left disabled in $rel_path (CFG_${app_name^^}_MONITORING not true)."
@@ -123,24 +123,24 @@ monitoringRefreshPrometheus()
     fi
 
     local scrape_dir="${containers_dir}prometheus/prometheus/scrape.d"
-    sudo mkdir -p "$scrape_dir"
+    runFileOp mkdir -p "$scrape_dir"
 
     local count=0 app_name fragment
     for app_name in $(monitoringInstalledApps); do
         fragment="${containers_dir}${app_name}/resources/monitoring/prometheus-scrape.yml"
         if monitoringAppEnabled "$app_name" && [[ -f "$fragment" ]]; then
-            sudo cp "$fragment" "$scrape_dir/${app_name}.yml"
+            runFileOp cp "$fragment" "$scrape_dir/${app_name}.yml"
             monitoringResolveScrapeTags "$scrape_dir/${app_name}.yml" "${containers_dir}${app_name}/docker-compose.yml" "$app_name"
             count=$((count + 1))
         else
-            sudo rm -f "$scrape_dir/${app_name}.yml"
+            runFileOp rm -f "$scrape_dir/${app_name}.yml"
         fi
     done
 
-    sudo chmod -R a+rX "$scrape_dir" 2>/dev/null
+    runFileOp chmod -R a+rX "$scrape_dir" 2>/dev/null
 
-    if sudo docker ps --format '{{.Names}}' 2>/dev/null | grep -q '^prometheus-service$'; then
-        local result=$(sudo docker kill --signal=HUP prometheus-service 2>&1)
+    if dockerCommandRun "docker ps --format '{{.Names}}'" "sudo" 2>/dev/null | grep -q '^prometheus-service$'; then
+        local result=$(dockerCommandRun "docker kill --signal=HUP prometheus-service" "sudo" 2>&1)
         checkSuccess "Reloaded Prometheus ($count monitored app(s))"
     else
         isNotice "Prometheus container not running — scrape.d updated, applied on next start ($count app(s))."
@@ -160,11 +160,11 @@ monitoringRefreshGrafana()
     local ds_dir="$prov/datasources"
     local dash_provider_dir="$prov/dashboards"
     local dash_dir="$prov/dashboards/libreportal"
-    sudo mkdir -p "$ds_dir" "$dash_dir"
+    runFileOp mkdir -p "$ds_dir" "$dash_dir"
 
     # Prometheus datasource — reachable from the grafana container by the
     # prometheus service name on the shared libreportal docker network.
-    sudo tee "$ds_dir/libreportal-prometheus.yml" >/dev/null <<'EOF'
+    runFileWrite "$ds_dir/libreportal-prometheus.yml" <<'EOF'
 apiVersion: 1
 datasources:
   - name: Prometheus
@@ -176,7 +176,7 @@ datasources:
 EOF
 
     # Dashboard provider — points Grafana at the gathered dashboards dir.
-    sudo tee "$dash_provider_dir/libreportal.yml" >/dev/null <<'EOF'
+    runFileWrite "$dash_provider_dir/libreportal.yml" <<'EOF'
 apiVersion: 1
 providers:
   - name: LibrePortal
@@ -192,23 +192,23 @@ EOF
 
     # Gather each monitoring-enabled app's dashboard JSONs (prefixed with the
     # app name to avoid filename clashes). Clear stale ones first.
-    sudo find "$dash_dir" -type f -name '*.json' -delete 2>/dev/null
+    runFileOp find "$dash_dir" -type f -name '*.json' -delete 2>/dev/null
     local count=0 app_name app_dash f
     for app_name in $(monitoringInstalledApps); do
         app_dash="${containers_dir}${app_name}/resources/monitoring/grafana-dashboards"
         if monitoringAppEnabled "$app_name" && [[ -d "$app_dash" ]]; then
             for f in "$app_dash"/*.json; do
                 [[ -f "$f" ]] || continue
-                sudo cp "$f" "$dash_dir/${app_name}-$(basename "$f")"
+                runFileOp cp "$f" "$dash_dir/${app_name}-$(basename "$f")"
                 count=$((count + 1))
             done
         fi
     done
 
-    sudo chmod -R a+rX "$prov" 2>/dev/null
+    runFileOp chmod -R a+rX "$prov" 2>/dev/null
 
-    if sudo docker ps --format '{{.Names}}' 2>/dev/null | grep -q '^grafana-service$'; then
-        local result=$(sudo docker restart grafana-service 2>&1)
+    if dockerCommandRun "docker ps --format '{{.Names}}'" "sudo" 2>/dev/null | grep -q '^grafana-service$'; then
+        local result=$(dockerCommandRun "docker restart grafana-service" "sudo" 2>&1)
         checkSuccess "Restarted Grafana ($count dashboard(s) provisioned)"
     else
         isNotice "Grafana container not running — provisioning updated, applied on next start ($count dashboard(s))."