Fix import / export config issue (#4189)

* apply toggle fix

* apply fix that disables all toggles outside of config

functions/private/Reset-WPFCheckBoxes.ps1

@@ -59,17 +59,19 @@ function Reset-WPFCheckBoxes {
     $sync.selectedApps | Foreach-Object { Add-SelectedAppsMenuItem -name $($sync.configs.applicationsHashtable.$_.Content) -key $_ }
 
     if($doToggles) {
-        # Restore toggle switch states
+        # Restore toggle switch states from imported config.
+        # Only act on toggles that are explicitly listed in the import — toggles absent
+        # from the export file were not part of the saved config and should keep whatever
+        # state the live system already has (set during UI initialisation via Get-WinUtilToggleStatus).
         $importedToggles = $sync.selectedToggles
         $allToggles = $sync.GetEnumerator() | Where-Object { $_.Key -like "WPFToggle*" -and $_.Value -is [System.Windows.Controls.CheckBox] }
         foreach ($toggle in $allToggles) {
             if ($importedToggles -contains $toggle.Key) {
                 $sync[$toggle.Key].IsChecked = $true
                 Write-Debug "Restoring toggle: $($toggle.Key) = checked"
-            } else {
-                $sync[$toggle.Key].IsChecked = $false
-                Write-Debug "Restoring toggle: $($toggle.Key) = unchecked"
             }
+            # Toggles not present in the import are intentionally left untouched;
+            # their current UI state already reflects the real system state.
         }
     }
 }

functions/public/Invoke-WPFImpex.ps1

@@ -94,7 +94,14 @@ function Invoke-WPFImpex {
                     Update-WinUtilSelections -flatJson $flattenedJson
 
                     if (!$PARAM_NOUI) {
-                        Reset-WPFCheckBoxes -doToggles $true
+                        # Set flag so toggle Checked/Unchecked events don't trigger registry writes
+                        # while we're programmatically restoring UI state from the imported config
+                        $sync.ImportInProgress = $true
+                        try {
+                            Reset-WPFCheckBoxes -doToggles $true
+                        } finally {
+                            $sync.ImportInProgress = $false
+                        }
                     }
                 }
             } catch {

functions/public/Invoke-WPFUIElements.ps1

@@ -193,13 +193,19 @@ function Invoke-WPFUIElements {
                             $sync[$entryInfo.Name].Add_Checked({
                                 [System.Object]$Sender = $args[0]
                                 Invoke-WPFSelectedCheckboxesUpdate -type "Add" -checkboxName $Sender.name
-                                Invoke-WinUtilTweaks $Sender.name
+                                # Skip applying tweaks while an import is restoring toggle states
+                                if (-not $sync.ImportInProgress) {
+                                    Invoke-WinUtilTweaks $Sender.name
+                                }
                             })
 
                             $sync[$entryInfo.Name].Add_Unchecked({
                                 [System.Object]$Sender = $args[0]
                                 Invoke-WPFSelectedCheckboxesUpdate -type "Remove" -checkboxName $Sender.name
-                                Invoke-WinUtiltweaks $Sender.name -undo $true
+                                # Skip undoing tweaks while an import is restoring toggle states
+                                if (-not $sync.ImportInProgress) {
+                                    Invoke-WinUtiltweaks $Sender.name -undo $true
+                                }
                             })
                         }
                     }