ouverture impossible du logiciel

Uninstall using the Adobe CC Cleaner: https://helpx.adobe.com/creative-cloud/kb/cc-cleaner-tool-installation-problems.html

That is a Microsoft problem, so you need a Microsoft solution
Go to the Search bar at the top of http://www.microsoft.com/en-us/ to find and re-install the C runtime, or for ALL Windows help
-or direct to https://support.microsoft.com/en-us/help/2977003/the-latest-supported-visual-c-downloads
https://helpx.adobe.com/x-productkb/global/troubleshoot-c-runtime-errors-products.html