HTML snipppets in not working in my VS code

[mominkhan1888]

My HTML snippet is not working in any language, and it's not even working in any language

[ACY8866]

My HTML snippet is not working and not updating, and my Emmet is also not working and not giving any suggestions. Please solve my problem and when I try to install HTML snippet, it shows an error 'This extension is deprecated as it is no longer being maintained' and prompts to install anyway.