Windows 11 enforces Secure Boot and TPM 2.0, which can block outdated software from running correctly, especially during system recovery

Allowed users to back up specific files and folders rather than the entire drive.

If you have old .gho files, you can use ghost32.exe (command line tool from Ghost 11.5) to convert them to .vmdk (VMware) or .vhdx (Hyper-V) and then run them in a virtual machine on Windows 11.

Even if you manage to find a valid key, you are installing a 12+ year-old program that cannot see your modern NVMe SSD properly. You are far better off using a modern tool like Macrium Reflect or Clonezilla.

If you choose not to activate during the initial Configuration Wizard, you can activate later from within Norton Ghost. However, be aware that if you do not activate the product within 15 days of installation, the product will stop working. Fortunately, you can still activate after the 15-day period has elapsed.

However, Symantec officially , and ended all support services on June 30, 2014. The final version was Ghost 15.0 , released back in April 2010. Because the software is no longer supported or sold by Symantec (now Gen Digital), finding safe installation files and legitimate activation keys is a challenging and risky task. This article covers everything you need to know about installing Norton Ghost, the meaning of "150" in the context of activation, and the risks associated with using outdated software.

If you are looking to install and activate supported software from the Norton ecosystem, you should never use third-party key generators. To safely activate a modern Norton product:

One of Norton Ghost's most valuable features is the ability to create bootable recovery media, allowing system restoration even when Windows cannot start. Here's how to create a bootable USB drive for Norton Ghost 15:

: Some users report that the legacy activation servers for Ghost 15.0 are no longer reliable. If your key fails to activate online, you may need to contact Norton Support to see if they can manually verify your legacy license.

Upon opening, the software should prompt you to activate. If it does not, go to Help > Activate .