Creative cloud desktop ne s'installe pas, à la place c'est creative cloud simple ! :(

This question is a bit vague.  I don't think I quite understand what is being asked.

Do you have an active Creative Cloud subscription?

Are your payment details current and accurate?  Sign-in below.

https://account.adobe.com/plans

Assuming your account is active, maybe your Creative Cloud apps are reverting to trial mode? 

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

S’il vous plaît, dites-nous le difference.