Android Froyo
Appearance
Version of the Android operating system | |
Developer | |
---|---|
Initial release | May 20, 2010 |
Latest release | 2.2.3 / November 21, 2011 |
Kernel type | Monolithic Kernel (Linux Kernel) |
Preceded by | Android 2.1 "Eclair" |
Succeeded by | Android 2.3 "Gingerbread" |
Official website | developer |
Support status | |
Unsupported as of October 2, 2014 |
Android Froyo is the sixth version of Android and is a codename of the Android mobile operating system developed by Google, spanning versions between 2.2 and 2.2.3.[1] Those versions are no longer supported. It was unveiled on May 20, 2010, during the Google I/O 2010 conference.
One of the most prominent changes in the Froyo release was USB tethering and Wi-Fi hotspot functionality.[2] Other changes include support for the Android Cloud to Device Messaging (C2DM) service, enabling push notifications, additional application speed improvements, implemented through JIT compilation[3] and displayed within applications as top-of-the-screen banners.
Features
New features introduced by Froyo include the following:
- Speed, memory, and performance optimizations.[4]
- Additional application speed improvements, implemented through JIT compilation.[3]
- Integration of Chrome's V8 JavaScript engine into the Browser application.
- Support for the Android Cloud to Device Messaging (C2DM) service, enabling push notifications.
- Improved Microsoft Exchange support, including security policies, auto-discovery, GAL look-up, calendar synchronization and remote wipe.
- Improved application launcher with shortcuts to Phone and Browser applications.
- USB tethering and Wi-Fi hotspot functionality.[2]
- Option to disable data access over a mobile network.
- Updated Market application with batch and automatic update features.
- Quick switching between multiple keyboard languages and their dictionaries.
- Support for Bluetooth-enabled car and desk docks.
- Support for numeric and alphanumeric passwords.
- Support for file upload fields in the Browser application.[5]
- The browser now shows all frames of animated GIFs instead of just the first frame.
- Support for installing applications to the expandable memory.
- Adobe Flash support,[6] later removed in 2.2.3.
- Support for high-PPI displays (up to 320 ppi), such as four-inch 720p screens.[7]
- Introduced .asec file extension.
- Gallery allows users to view picture stacks using a zoom gesture.
- Added JavaScript interrupter in the form of VB 4, later removed in 2.2.3.
See also
References
- ^ Lead, Xavier Ducrohet, Android Sdk Tech (May 20, 2010). "Android 2.2 and developers goodies. | Android Developers Blog". Android 2.2 and developers goodies. | Android Developers Blog. Retrieved December 4, 2015.
{{cite web}}
: CS1 maint: multiple names: authors list (link) - ^ a b "Android 2.2 'Froyo' Features USB, Wi-Fi Tethering". WIRED. WIRED. Retrieved December 4, 2015.
- ^ a b "EXCLUSIVE: AndroidPolice.com's Nexus One Is Running Android 2.2 Froyo. How Fast Is It Compared To 2.1? Oh, Only About 450% Faster". Android Police. Retrieved December 4, 2015.
- ^ "EXCLUSIVE: Unofficially Confirmed Froyo Features, Post-Day-1 Of Google I/O [Google I/O Blitz Coverage, Day 1]". Android Police. Retrieved December 4, 2015.
- ^ "Issue 2519 - android - Browser should support file uploads (input type="file") - Android Open Source Project - Issue Tracker - Google Project Hosting". code.google.com. Retrieved December 4, 2015.
- ^ "Google's Andy Rubin on Everything Android". Bits Blog. Retrieved December 4, 2015.
- ^ "Supporting Multiple Screens | Android Developers". developer.android.com. Retrieved December 4, 2015.