@mohammadlu281@gmail.com said:
API key
Hej jag får en töm api när jag testar den den funkar inte och har inte fått min v3 auth api

Google Translate

API key
Hi I get an empty api when I test it it doesn't work and haven't got my v3 auth api

I think the translation of your text was confusing for me.
Then...
Take a Test

In the URL below, change THE_KEY to your API Key.
https://api.themoviedb.org/3/movie/550?api_key=THE_KEY
Use this example to do a search using a new tab or window in your browser.
You will receive the basic data of the Movie Fight Club (1999)
https://www.themoviedb.org/movie/550-fight-club
If it works, your Key is OK.

When there is a problem, the TMDb Server sends a message.
Can you tell which message the server sent?
Here is a list of possible messages:
https://developer.themoviedb.org/docs/errors

If it does not work, let us know right here.