- Learn more about the new Norton 360 app
- Troubleshooting email client warnings about invalid server certificates
- Activate your Norton subscription
- Renew your expired Norton subscription
- Unable to connect to VPN on my device
- Fix problems downloading your Norton device security product
- Fix problems opening Norton device security for Windows
- Update to the latest Norton version to better protect your Mac
- Message: "We need permission to remove unnecessary files and finish your update" appears on Mac
- Resolve repeated Norton 360 “chronod” pop-up appearing on Mac
- Fix problems opening Norton device security product for Mac
- Download and install your Norton device security product on Mac
- Turn on VPN to allow Norton to protect your Mac against suspicious network activities