Basically, an application will not open if it has not been installed properly. Similarly, if you have queries on Why Norton 360 Is Not Opening? on your computer, then first, check whether it has been installed properly. Re-perform the installation if required and check if the application opens.If the Norton 360 application is in the update state, wait for the update process to complete and then try to open it. Sometimes, any third-party security software other than Norton 365 installed on your computer or the router’s firewall may also block the Norton 360 application. In this case, temporarily disable the third-party software installed or the default firewall software of your computer and then try to open the Norton 360 application. Configure the router’s firewall settings to allow the Norton 365 application on your computer. If the Norton 365 application isn’t opening, then perform the advanced methods given below.
Method 1: Restart Your Computer
- Initially, close all the running applications, including the Norton 360 Application, on your computer.
- Restart your computer.
- After the restart, open the Norton 360 application.
- If the application opens successfully, then the issue has been resolved.
- Otherwise, perform the next method.