- Go to Dashboard >> Appearance >> Customize >> Theme Options >> General >> 404 Error Page Settings.
- Tap the switch to Enable Custom 404 Page.
- Click on the Select Image and add the 404 Page Image.
- Add the 404 Error Page Title on the box.
- Similarly, add the 404 Error Page Content, Button Label, and Button URL on the box.
- Then, Click on the Save & Publish button.