Users who prefer not to send any data about downloaded files to Google can turn off this feature.

This new security layer is on by default. Firefox 39 already extended the monitoring of malicious file downloads to the Mac and Linux versions of Mozilla’s browser (file types that usually contain executable code might be flagged as harmful, at which point the download manager blocks access to the file until the user unblocks it manually).įirefox 40 goes further by issuing a warning if you visit a page known to contain deceptive software that can make undesirable changes to your computer: Mozilla credits new developments in Google’s Safe Browsing service, which let the company identify malware downloads as well as warn users about potentially unwanted software. In other words, it’s a major platform that Web developers target - even in a world increasingly dominated by mobile apps.īefore we dive into the desktop and mobile breakdown, we should note that Mozilla said its expanded malware protection applies to all four platforms. Mozilla doesn’t break out the exact numbers for Firefox, though the company did say “half a billion people around the world” use the browser.

Firefox for windows 10 mobile