when I try to upgrade kali and I type in sudo apt-get update I get this message.
Get:1 http://kali.download/kali kali-rolling InRelease [30.6 kB]
Err:1 http://kali.download/kali kali-rolling InRelease
The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository [email protected]
Reading package lists... Done
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://kali.download/kali kali-rolling InRelease: The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository [email protected]
W: Failed to fetch http://http.kali.org/kali/dists/kali-rolling/InRelease The following signatures were invalid: EXPKEYSIG ED444FF07D8D0BF6 Kali Linux Repository [email protected]
W: Some index files failed to download. They have been ignored, or old ones used instead.

Virtualization, wsl, hyper v are all enabled. So what am I missing?

I don't have gnupg, gnupg2 and gnupg1 installed which according to my research is what i need to fix my problem.