how to solve 404\500 error in website?

Hello friends,

how to solve 404\500 error in website?

How to Fix the 404 Not Found Error
Retry the web page by pressing F5, clicking/tapping the refresh/reload button, or trying the URL from the address bar again.
Check for errors in the URL.
Move up one directory level at a time in the URL until you find something.
Search for the page from a popular search engine.

How to Fix the 404 Not Found Error
Retry the web page by pressing F5, clicking/tapping the refresh/reload button, or trying the URL from the address bar again.
Check for errors in the URL.
Move up one directory level at a time in the URL until you find something.
Search for the page from a popular search engine.