Newplus: Change the built-in newplus status will trigger error (#46029)

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## Summary of the Pull Request
Fix #46026
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- [ ] Closes: #46026
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- [ ] **Localization:** All end-user-facing strings can be localized
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https://github.com/user-attachments/assets/9150c15e-6478-46f2-92fa-771cdcc0ad01

src/settings-ui/Settings.UI/Strings/en-us/Resources.resw

@@ -4452,6 +4452,10 @@ Activate by holding the key for the character you want to add an accent to, then
     <value>Hide the built-in "New" context menu</value>
     <comment>Localize New in accordance with Windows New</comment>
   </data>
+  <data name="NewPlus_BuiltInNewRegistryUpdateError" xml:space="preserve">
+    <value>Couldn't update the built-in "New" context menu setting.</value>
+    <comment>User-facing error shown when New+ fails to update the built-in New registry setting</comment>
+  </data>
   <data name="NewPlus_behavior.Header" xml:space="preserve">
     <value>Behavior</value>
     <comment>New+ behavior related settings label</comment>