Software:Android Froyo

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Short description: Sixth version of the Android operating system
Android Froyo
A version of the Android operating system
Android logo (2007-2014).svg
Screenshot
Android 2.2 Froyo home.png
Android 2.2.3 home screen
DeveloperGoogle
OS familyAndroid
General
availability
May 20, 2010; 13 years ago (2010-05-20)[1]
yes|Final release|Latest release}}2.2.3_r2.1[2] / November 21, 2011; 12 years ago (2011-11-21)
Kernel typeMonolithic (Linux)
Preceded byAndroid 2.0 "Eclair"
Succeeded byAndroid 2.3 "Gingerbread"
Official website{{{1}}}
Support status
Unsupported, Google Play Services support dropped since October 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.[3] Those versions are no longer supported.

Details

It was unveiled on May 20, 2010, during the Google I/O 2010 conference. Google ceased sign-in support with a Google account for Android Froyo to Android Gingerbread on September 27, 2021.[4]

One of the most prominent changes in the Froyo release was USB tethering and Wi-Fi hotspot functionality.[5] Other changes include support for the Android Cloud to Device Messaging (C2DM) service, enabling push notifications, additional application speed improvements, implemented through JIT compilation[6] and displayed within applications as top-of-the-screen banners.

Features

2.2.0

New features introduced by Froyo include the following:

  • Speed, memory, and performance optimizations.[7]
  • Additional application speed improvements, implemented through JIT compilation.[6]
  • 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.[5]
  • 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.[8]
  • 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.[9]
  • Support for high-PPI displays (up to 320 ppi), such as four-inch 720p screens.[10]
  • Introduced .asec file extension.
  • Gallery allows users to view picture stacks using a zoom gesture.

2.2.1

  • Bug fixes, security updates and performance improvements.

2.2.2

  • Minor bug fixes, including SMS routing issues that affected the Nexus One.

2.2.3

  • Two security updates.

See also

References

  1. "Android 2.2 and developers goodies". https://android-developers.googleblog.com/2010/05/android-22-and-developers-goodies.html. 
  2. "Android Source". https://android.googlesource.com/platform/system/core/+/refs/tags/android-2.2.3_r2.1. 
  3. Lead, Xavier Ducrohet, Android Sdk Tech (May 20, 2010). "Android 2.2 and developers goodies. | Android Developers Blog". http://android-developers.blogspot.com/2010/05/android-22-and-developers-goodies.html. 
  4. Pollack, Zak (July 26, 2021). "Sign-in on Android devices running Android 2.3.7 or lower will not be allowed starting September 27". https://support.google.com/android/thread/118703101/sign-in-on-android-devices-running-android-2-3-7-or-lower-will-not-be-allowed-starting-september-27?hl=en. 
  5. 5.0 5.1 Sorrel, Charlie. "Android 2.2 'Froyo' Features USB, Wi-Fi Tethering" (in en-US). WIRED (WIRED). https://www.wired.com/gadgetlab/2010/05/android-22-froyo-features-usb-wi-fi-tethering/. Retrieved December 4, 2015. 
  6. 6.0 6.1 "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". http://www.androidpolice.com/2010/05/11/exclusive-androidpolice-coms-nexus-one-is-running-android-2-2-froyo-how-fast-is-it-compared-to-2-1-oh-only-about-450-faster/. 
  7. "EXCLUSIVE: Unofficially Confirmed Froyo Features, Post-Day-1 Of Google I/O [Google I/O Blitz Coverage, Day 1"]. May 20, 2010. http://www.androidpolice.com/2010/05/20/exclusive-unofficially-confirmed-froyo-features-post-day-1-of-google-io-google-io-blitz-coverage-day-1/. 
  8. "Issue 2519 - android - Browser should support file uploads (input type="file") - Android Open Source Project - Issue Tracker - Google Project Hosting". https://code.google.com/p/android/issues/detail?id=2519#c112. 
  9. "Google's Andy Rubin on Everything Android". April 27, 2010. http://bits.blogs.nytimes.com/2010/04/27/googles-andy-rubin-on-everything-android/. 
  10. "Supporting Multiple Screens | Android Developers". http://developer.android.com/guide/practices/screens_support.html#range. 

External links