could not install adobe photoshop cc2021 showing error 182

Try Myra's idea first, and I hope it works.

Is this an Enterprise version where IT creates a package for you that you install? If so, this Help file says Photoshop is not in the package and you will need to get IT to create a new package for you.

https://helpx.adobe.com/creative-cloud/kb/troubleshoot-download-install-logs.html#error182

~ Jane

This thread has instructions that appear to have worked for someone else with the same error code:

Error 182