the application was unable to start correctly 0xc000007b error

Hi 

Sorry for your issue.

If none of the suggestions from the experts help, try the suggestion mentioned in the following article: https://community.adobe.com/t5/after-effects/faq-how-to-fix-common-after-effects-crashes/td-p/10684130

Let us know how it goes.

Thanks,

Nishu

Try also remove your exiting version using the Cleaner tool and reinstall everything again 

https://helpx.adobe.com/creative-cloud/kb/cc-cleaner-tool-installation-problems.html

Try downloading and installing the "Microsoft Visual C++ Redistributable for Visual Studio 2015, 2017 and 2019":

• https://support.microsoft.com/en-us/topic/the-latest-supported-visual-c-downloads-2647da03-1eea-4433-9aff-95f26a218cc0

On a 64-bit OS: Make sure you're downloading and installing both vc_redist.x86.exe (32-bit) and vc_redist.x64.exe (64-bit) versions.