Even with an offline installer, you will eventually need to log in to your Adobe ID to activate your license and download specific apps like Photoshop, Illustrator, or Premiere Pro. Installing Adobe Creative Cloud Offline
Remember that the "Offline Installer" is for the Desktop App (the hub) only. Once the hub is installed, you will still need an internet connection to download the individual creative tools (Photoshop, etc.), unless you are using an Enterprise package. Enterprise and Team Deployments download adobe creative cloud desktop app offline installer
You can run the initial installer without an active connection, though the app will prompt for a login immediately after installation. Even with an offline installer, you will eventually
A universal installer that works for both older Macs and the newer M1/M2/M3 chips. 3. Sign In Requirement Even with an offline installer