Your PC is capable of running not one, but two Windows apps designed to protect you and your system against online threats: Windows Security and Microsoft Defender. Telling them apart can be tricky, though. Thanks to a few name changes, what’s old sounds new and what’s new sounds old. If you haven’t kept up with the updates, it may not be clear which one you want — or if you actually prefer to run both. To help you decide, I’ve broken down what each app does....
