While standard consumers are directed to the web downloader, Enterprise and Teams admins are granted access to "Package" installers. These packages allow IT administrators to create a self-contained installer that includes the Creative Cloud Desktop App alongside specific versions of Photoshop, Lightroom, or After Effects. This is the closest equivalent to an "offline installer" that is officially supported by Adobe.
A: No. You need a one-time internet connection to verify your subscription. After verification, the app works offline for 99 days (for most plans). download adobe creative cloud desktop app offline installer
For years, the community has relied on ProDesignTools to index the actual direct download URLs hosted on Adobe's own servers. While standard consumers are directed to the web
If you are searching for a single .exe file for just the (the manager, not the apps like Photoshop or Premiere) to install completely offline, the answer is complicated. For years, the community has relied on ProDesignTools