Unable to launch Photoshop on macOS - You've been signed out error on Creative Cloud desktop app

Hi,

We're sorry about the trouble with Photoshop & the Creative Cloud desktop app. Would you mind telling us the macOS version you're working on? You can check out the steps suggested here: https://helpx.adobe.com/download-install/kb/cc-sign-in-prompt.html

Let us know if it helps!

Regards,

Nikunj