facing Error code installing Adobe desktop applications

Be more specific. Without the Error Code, we don’t know what the issue is.

Does your computer meet the system requirements to run Creative Cloud?

https://helpx.adobe.com/download-install/apps/system-requirements/creative-cloud-requirements.html

Do you have administrative permissions to install software on your device?  If not, contact your work or school’s IT dept for assistance.

ie, we need some relevant information to help you.

There is a whole KB article about error codes, but it all depends on which particular error you are getting. https://helpx.adobe.com/creative-cloud/kb/Install_Error_codes_CC.html . Can you be more specific about the error code and OS you are using?

What is the error code that you get? You can get details about the cause of error from the following link

https://helpx.adobe.com/creative-cloud/kb/troubleshoot-download-install-logs.html