Unknown Error (Error code P1)

This error may be received if one tries to install Creative Cloud on standard machine account. Please log in into administrator account (Just providing Admin credentials in standard user account won't work). Try installing Creative Cloud. If it is successful, you can switch to standard account and use Creative Cloud for downloading products.

uninstall everything cc including preferences, https://helpx.adobe.com/creative-cloud/help/uninstall-remove-app.html

then uninstall the cc desktop app, https://helpx.adobe.com/creative-cloud/help/uninstall-creative-cloud-desktop-app.html

clean your computer of cc files per http://www.adobe.com/support/contact/cscleanertool.html

restart your computer (don't skip this)

reinstall the cc desktop app, https://creative.adobe.com/products/creative-cloud using admin account*

use the desktop app to install your cc programs/trials

*for info on how to use admin account, see solution 3 here, https://helpx.adobe.com/creative-cloud/kb/creative-cloud-missing-damaged.html

[moved from Downloading, Installing, Setting Up to Creative Cloud Download & Install]