page layout problem

1. Check the view mode: 
Click [View] on the top menu bar → Make sure [Print Layout] view is selected 
Close [Navigation Pane] (to avoid the content being blocked) 
Check the zoom ratio 
Status bar in the lower right corner → Make sure the display ratio is 100% 
2. Reset the page margins: 
[Layout] → [Margins] → Select [Normal] (or custom values) 
Check whether [Paper Orientation] (portrait/landscape) is correct 
Clear the Formatting mess: 
Press Ctrl+A Select All → [Start] → [Clear Formatting] button (Eraser icon) 
or press Ctrl+Shift+N to reset to the default paragraph style 
Repair Section Formatting: 
Double-click on the header/footer → Check whether [Design] → [Link to Previous Section] is turned on by mistake 
Delete redundant subsection breaks ([Start] → Show/Hide Edit Marks ¶) 
3. Rebuild the template: 
Close Word Rename the template file: 
%appdata%\Microsoft\Templates\Normal.dotm 
Restart Word 
Disable Add-ons: 
[File] → [Options] → [Add-ons] 
Bottom Management Select [COM Add-ons] → [Go To] → Uncheck all → Restart Word Test 
Repair Office: 
Control Panel → Programs and Features → Right-click Microsoft 365 → Change → Quick Fix 
4. Special Problems 
Table Overflow: 
Right-click the table → [Table Properties] → [Rows] → Cancel "Allow cross-page line breaks" 
Picture Misalignment: 
Right-click the picture → [Surround Text] → Change to "Embedded" 
5. Ultimate Solution 
Create a New Blank Document: 
Copy the contents to the newly created document (Note: Paste the text to test) (Note: plain text paste test) 
reinstall Office: