Google Slides Microsoft Office-compatible document formats such as Word and Excel. Improvements based on DocVerse were announced and deployed in April 2010. In June 2012, Google acquired Quickoffice, a "leader in office productivity solutions", with particular emphasis on Quickoffice's "seamless interoperability with popular file formats". In October 2012, Google Presentations was renamed Google Slides and a Chrome app was released, which provided shortcuts to Slides on Chrome's new tab page. Google Slides is available as a web application supported on Google Chrome, Mozilla Firefox, Internet Explorer, Microsoft Edge, and Apple Safari web browsers. Users can access presentations, as well as other files,
Private browsing supporting privacy mode in Chrome, Firefox, Internet Explorer, and Safari with the release of version 10.1 in June 2010.. Some browsers (like Internet Explorer 8) allow users to select the privacy mode for single tabs, whereas others create a more isolated environment protected by password and cryptography. Private browsing has multiple uses, including: The Mozilla Foundation performed a study about the user behavior when the feature is switched on and how long the session lasts. The results were that most sessions last only about 10 minutes, though there are periods where activation increases; usually around 11 a.m. to 2 p.m.,