Quick meaning
An error page shown when the specific page you requested cannot be found on the server.
Think of it like this
Like arriving at an address only to find the building was demolished.
Where you may see this
You may see this when reading websites, browsing settings, or following basic online instructions.
Why it matters
Knowing this word makes everyday web tasks feel less intimidating and helps you follow step-by-step guides more confidently.
Say it simply
Page Not Found (404) means: An error page shown when the specific page you requested cannot be found on the server.