Google Sheets October 2012, Google Spreadsheets was renamed Google Sheets and a Chrome app was released that provided shortcuts to Sheets on Chrome's new tab page. Google Sheets is available as a web application supported on Google Chrome, Mozilla Firefox, Internet Explorer, Microsoft Edge, and Apple Safari web browsers. Users can access all spreadsheets, among other files, collectively through the Google Drive website. In June 2014, Google rolled out a dedicated website homepage for Sheets that contain only files created with Sheets. In 2014, Google launched a dedicated mobile app for Sheets on the Android and iOS mobile operating systems. In 2015,
WebSocket in Firefox 6, Safari 6, Google Chrome 14, Opera 12.10 and Internet Explorer 10. A detailed protocol test suite report lists the conformance of those browsers to specific protocol aspects. An older, less secure version of the protocol was implemented in Opera 11 and Safari 5, as well as the mobile version of Safari in iOS 4.2. The BlackBerry Browser in OS7 implements WebSockets. Because of vulnerabilities, it was disabled in Firefox 4 and 5, and Opera 11. To establish a WebSocket connection, the client sends a WebSocket handshake request, for which the server returns a WebSocket handshake response, as