Update PageSizeDialog.html

Author: AdamNatad

AppScript/PageSizeDialog.html

@@ -216,9 +216,11 @@
     <button type="button" onclick="submitForm()">Apply Page Settings</button>
 
     <div id="notebottom">
+      <p><strong>EXPORT OR DOWNLOAD NOTE:</strong> Do not export or download directly to PDF from Google Docs as this may cause incorrect page dimensions. Instead, export your document as a <strong>.docx</strong> file by selecting <em>File → Download → Microsoft Word (.docx)</em>. Open the file in MS Word, verify the page size via <em>Layout → Size → More Paper Sizes…</em>, and then convert it to PDF.</p>
       <p><strong>WARNING:</strong> setting a custom page size that is not officially supported by Google Docs, the default <i>File → Page Setup</i> may become unusable.
       To restore access, use this add-on to switch back to a Google-supported paper size.</p>
     </div>
+    
 
     <script>
       const presets = {