Help me with problem!!!

https://ibb.co/iXSBDp
How to solve this problem for me?
When I entered the program after the update, everything was hidden except for the window where I can install the figures there, etc.

when you download unity there are some options which you can additonaly download. if you go to unity hub you will see it in the download section… windows platform support… so simple download it and it should fiz your errorr