The SmartScreen Filter is a feature that debuted in Internet Explorer 8 browser and has been maintained since then. It adds an additional security layer to your OS and web browser as it allows the detection of phishing websites and can warn users when they are about to download malicious software.
The SmartScreen filter is also present in Microsoft Edge, the default web browser of Windows 10. Turning off the SmartScreen filter is not recommended, but if you would prefer to disable it, this tutorial will help. Disabling the SmartScreen Filter in Windows 10 is a two-step procedure.
Disable the SmartScreen Filter for Microsoft Edge
Open Microsoft Edge, and click More Actions > Settings > Advanced Settings > View advanced settings.
Toggle the Help protect me from malicious sites and downloads with SmartScreen Filter switch into the Off position:
Disable the SmartScreen Filter for Windows 10
You can turn off the SmartScreen Filter in Windows 10, which uses it to check for the presence of malicious web content in the links that are used by Windows Store apps.
Click Start > Settings > Privacy > General.
Flip the Turn on SmartScreen Filter to check web content that Windows Store apps use switch into the Off position: