If you want to start McAfee Internet security on Windows 10, then you are at the right place. At first, you should know that McAfee products are compatible on Window 10 as it has been tested and are considered best for Windows10. Here are two possibilities through which you can start it on Windows 10. You need to check whether McAfee antivirus is installed on your system is supported by Window 10 or not. If it is not, you can install security product to support version. If in case, McAfee doesn’t support Windows 10, you need to upgrade your Windows 10. To start it, you first have to sign in then click on McAfee credentials and log in. Under My Apps, click on McAfee Internet security. Afterwards, you have to click on Download button under protect all your devices. Now, click on the License Agreement which consists of all the required information that contains factors like rules and guidelines. You have to ensure that you have read all the information and make sure to follow it. Once you have installed it on your system, you can use it for protection of your system and you can start using Internet security for the protection of your system.