7 days left of test version

First make sure that hidden items view is enabled in the Windows Explorer. Then goto  inside the C: drive and look for ProgramData folder. Then try the steps below:

• Sign out from the Adobe Creative Cloud desktop application (Sign in and sign out to activate Creative Cloud apps)
• Browse to the location: [System Drive]:\ProgramData\Adobe
• Rename the 'SLStore' folder to 'SLStore_old'
• Browse to the location: [System Drive]:\Program Files (x86)\Common Files\Adobe
• Rename the 'SLCache' folder to 'SLCache_old'
• Sign in to the Adobe CC desktop app

If this doesn't help then  you can try the following teps:

1. Close all Adobe apps and make sure no Adobe processes are running in Task Manager.
2. Make sure that Hosts file does not contains Adobe URL entries with Loop back address 127.0.0.1 .
3. Press Windows button (located between Ctrl and Alt buttons) along with R button together at a time , you will get a run command window.
4. Type in "Appdata" and hit 'Enter' key.
5. It will open Appdata folder. Then navigate to Local>Adobe>OOBE. Open OOBE folder and delete " Opm.db" file.
6. Once you had deleted Opm.db file , Sign in to Adobe Creative Cloud app using Valid Email ID and check.

If this also doesn't help please contact the Adobe support. 

Please click the link below to contact Adobe staff to help.

Be sure to remain signed in with your Adobe ID before accessing the link below.

You have to allow 'cookies' in your web browser for this to work

https://helpx.adobe.com/contact.html

Click the chat icon in the lower right and type "agent" to get a human and not the chat bot.

Also - beware of answering anyone who sends you a private message or an email.

https://community.adobe.com/t5/community-help/avoid-phishing-3-easy-ways-to-identify-adobe-staff/td-p/10791730