Creative Cloud update failed

Make sure your computer meets the minimum CPU & GPU requirements. Most Creative Cloud apps work on:

• Windows 10 versions 21H2, 21H1, 20H2, 2004, and 1909 (LTSB branches are not supported);
• macOS 12 (Monterey), macOS 11 (Big Sur), macOS 10.16 or 10.15 (Catalina)

- https://helpx.adobe.com/creative-cloud/system-requirements.html

1. Open CC Desktop App.
2. Click your Avatar (top right image) > Preferences > General tab > Settings. Select "Always keep Creative Cloud up to date."
3. Click on your Avatar again.
4. Sign-out of Creative Cloud.
5. Close all apps.
6. Restart your computer.
7. Open CC Desktop app.
8. Click your Avatar.
9. Sign-in with your paid ID and password.

Failing that, see this help article about resolving connection errors:

https://helpx.adobe.com/x-productkb/policy-pricing/activation-network-issues.html

adobe recently increased their requirements for browser security, https://helpx.adobe.com/x-productkb/multi/eol-tls-support.html