503 Service Unavailable ,error 503 when using sudo apt-get update , on wsl ubuntu 20.04

I am using ubuntu 20.04 on wsl on my pc and I get this error 503 when I use the command sudo apt-get update, I need help, I have been getting this error for many days.

Err:1 http://security.ubuntu.com/ubuntu focal-security InRelease  503  Service Unavailable [IP: 91.189.91.83 80]Err:2 http://archive.ubuntu.com/ubuntu focal InRelease  503  Service Unavailable [IP: 185.125.190.39 80]Err:3 http://archive.ubuntu.com/ubuntu focal-updates InRelease  503  Service Unavailable [IP: 185.125.190.39 80]Err:4 http://archive.ubuntu.com/ubuntu focal-backports InRelease  503  Service Unavailable [IP: 185.125.190.39 80]Reading package lists... DoneW: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/focal/InRelease  503  Service Unavailable [IP: 185.125.190.39 80]W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/focal-updates/InRelease  503  Service Unavailable [IP: 185.125.190.39 80]W: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/focal-backports/InRelease  503  Service Unavailable [IP: 185.125.190.39 80]W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/focal-security/InRelease  503  Service Unavailable [IP: 91.189.91.83 80]W: Some index files failed to download. They have been ignored, or old ones used instead.