Symantec

SEP Installation/Upgrade directions for Windows

Newest versions of Symantec
Older versions of Symantec

Save the installer to your hard drive, and make a note of the folder in which you saved it.

Please note that if you are upgrading from a previous version of Symantec, you must remove the old version before running the installer for the newer one.

It is very important to restart your computer before you follow the installation directions.

After Symantec is installed, the Auto-Protect feature will run automatically. You can also manually schedule a scan.

SEP Installation/Upgrade directions for macOS/OS X

Save the installer to your hard drive, and make a note of the folder in which you saved it. 

Please note that if you are upgrading from a previous version of Symantec, you must remove the old version before running the installer for the newer one.

It is very important to restart your computer before you follow the installation directions.

After Symantec is installed, the Auto-Protect feature will run automatically. You can also manually schedule a scan (please note that these instructions are written for version 12 but also apply to version 14).

Guides & FAQ

Symantec provides OS X compatibility information on their website.

If needed, a separate page details how to authorize kernel extensions for SEP 14 for macOS 10.13.

Symantec will be resolving this in future releases, but has provided a workaround for this in the meantime.

Follow the "disable intrusion prevention" instructions, found on the bottom of the Symantec's support page.