Problem with the Print Preview Display Screen

Step 1: Basic Troubleshooting 
1. Test Safe Mode 
2. Close all Word documents 
3. Press Win+R and type winword /safe Enter 
4. Test if the print preview is normal in Safe Mode 
5. Check Display Settings 
6. Right-click on the desktop → Display Settings → Ensure that the zoom ratio is 100% 
7. Word Options → Display → Uncheck the box for “Hardware Graphics Acceleration” 
Step 2: Driver Processing 
1. Update the graphics card driver 
2. Right-click Start Menu → Device Manager 
3. Expand “Display Adapters” → Right-click Graphics Card → Update Driver 
4. Reset the printer 
5. Control Panel → Devices and Printers → Right-click Default Printers → Delete Devices 
6. Reinstall the printer driver 
Step 3: Repair the document 
1. Create a new blank document to test 
2. If it is normal → the original document may be damaged 
3. Try to copy the content to the new document Copy to a new document 
Reset Word templates 
4. Close Word 
Delete this file: 
C:\Users\[username]\AppData\Roaming\Microsoft\Templates\Normal.dotm 
If the above does not work: 
Control Panel → Uninstall a program → Right click Office → Change → Quick Fix 
or use the web version Word Temporary Replacement