According to Microsoft, Windows Defender has a 50% (active)
share on Windows. Windows Defender’s increasing trust and
popularity is an important achievement for Microsoft,
especially because many people have been trained to believe
that Windows Defender alone isn’t enough.
While Windows Defender is built right into Windows and it’s
enabled by default, many users disable it or switch to
third-party solutions. Windows Defender itself improved a lot
lately, especially after the launch of Windows 10 and regular
AV-TEST recently awarded Microsoft’s Defender its top score in
independent antivirus tests. The performance of Windows
Defender is now matching premium antivirus products, according
to latest tests.
It’s also important to note that Windows Defender is free and
other top-rated antivirus solutions require a paid subscription
for full functionality.
Windows Defender is actively running on more than half a
billion Windows PCs and users have enabled it as their primary
“We’ve predicted this is going to happen, and this is why we
invested in this before it happened,” the company stated.
In the last few years, antivirus or security software has
become more important given the security risks. More recently,
Microsoft started rebranding Windows Defender to Microsoft
Defender on Windows 10 and the antivirus solution was also
launched on Apple Mac.