SmartScreen Filter allows Windows Security to detect phishing websites and safeguards your computer from malicious third-party software by sending a warning. In this post, we will see how to ...

If you have received an error message saying, "Microsoft Defender SmartScreen prevented an unrecognized app from starting," ...

But before that, we would suggest you turn off the SmartScreen filter and see if it helps. You may use our Ultimate Windows Tweaker to do so in a click. If toggling the SmartScreen filter doesn ...