Using Error Pages Tool

Easy editor: Customize 404, 500, 403, etc.

Select Error Code

cPanel → Advanced → Error Pages → Choose domain → Select error (e.g., 404).

Edit Page Content

Use HTML editor → Add branding, navigation, search box.

Alternative .htaccess Method

Use Custom Files

ErrorDocument 404 /custom-404.html
ErrorDocument 500 /500-error.html
ErrorDocument 403 /access-denied.html

Best Practices Table

ErrorRecommended Content
404Search bar + popular links
500Apology + contact info
403Clear access denied message