My account is not working, says I need to purchase again

Revert to trial https://helpx.adobe.com/manage-account-membership/cc-reverts-to-trial.html may help
-and troubleshooting FAQ https://community.adobe.com/t5/Get-Started/Troubleshooting-FAQ-What-should-I-do-if-I-have-a-membership-but/td-p/7601068
-and https://helpx.adobe.com/creative-cloud/kb/cloud-website-shows-trial-purchase.html
This part copied from Nancy_OShea
1. Open CC Desktop App.
2. Click the gear icon > General tab > Settings. Select "Always keep Creative Cloud up to date."
3. Click on your Avatar (top right image).
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.

Hi

Try the steps here for when Creative Cloud reverts to trial mode. Let us know which one works!

https://helpx.adobe.com/manage-account/kb/stop-creative-cloud-trial-mode-after-purchase.html

~ Jane

We are volunteers and users, just like you. We cannot help with account and/or payment problems/questions — only Adobe Customer Service can do that.

All we can do is to give you the correct information.

Contact Adobe Customer Care: 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.