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Android Froyo

From Wikipedia, the free encyclopedia
(Redirected fromAndroid 2.2)
Sixth version of the Android operating system

Operating system
Android Froyo
Version of theAndroid operating system
Android 2.2.3 home screen
DeveloperGoogle
OS familyAndroid
General
availability
May 20, 2010; 14 years ago (2010-05-20)[1]
Final release2.2.3_r2.1[2] / November 21, 2011; 13 years ago (2011-11-21)
Kernel typeMonolithic (Linux)
Preceded byAndroid 2.0 "Eclair"
Succeeded byAndroid 2.3 "Gingerbread"
Official websitedeveloper.android.com/about/versions/android-2.2-highlights.htmlEdit this at Wikidata
Support status
Unsupported, Google Play Services support dropped since October 2014

Android Froyo is the sixth version of Android and is a codename of theAndroid mobile operating system developed byGoogle, spanning versions between 2.2 and 2.2.3.[3] Those versions are no longer supported. The name Froyo is short forfrozen yogurt.

Details

[edit]

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 wasUSB tethering andWi-Fi hotspot functionality.[5] Other changes include support for theAndroid 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

[edit]
See also:Android version history § Android 2.2 Froyo

2.2.0

[edit]

New features introduced by Froyo include the following:

  • Speed, memory, and performance optimizations.[7]
  • Additional application speed improvements, implemented through JIT compilation.[6]
  • Integration ofChrome'sV8 JavaScript engine into the Browser application.
  • Support for the Android Cloud to Device Messaging (C2DM) service, enabling push notifications.
  • ImprovedMicrosoft 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.
  • UpdatedMarket application with batch and automatic update features.
  • Quick switching between multiple keyboard languages and their dictionaries.
  • Support forBluetooth-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

[edit]
  • Bug fixes, security updates and performance improvements.

2.2.2

[edit]
  • Minor bug fixes, including SMS routing issues that affected theNexus One.

2.2.3

[edit]
  • Two security updates.

See also

[edit]

References

[edit]
  1. ^"Android 2.2 and developers goodies".Archived from the original on May 27, 2016. RetrievedMay 27, 2021.
  2. ^"Android Source".Google Git.Archived from the original on May 27, 2021. RetrievedMay 27, 2021.
  3. ^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.Archived from the original on May 12, 2012. RetrievedDecember 4, 2015.{{cite web}}: CS1 maint: multiple names: authors list (link)
  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".Google.Archived from the original on April 29, 2022. RetrievedAugust 2, 2021.
  5. ^abSorrel, Charlie."Android 2.2 'Froyo' Features USB, Wi-Fi Tethering".WIRED.WIRED.Archived from the original on November 6, 2012. RetrievedDecember 4, 2015.
  6. ^ab"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.Archived from the original on August 1, 2012. RetrievedDecember 4, 2015.
  7. ^"EXCLUSIVE: Unofficially Confirmed Froyo Features, Post-Day-1 Of Google I/O [Google I/O Blitz Coverage, Day 1]".Android Police. May 20, 2010.Archived from the original on May 1, 2012. RetrievedDecember 4, 2015.
  8. ^"Issue 2519 - android - Browser should support file uploads (input type="file") - Android Open Source Project - Issue Tracker - Google Project Hosting".code.google.com.Archived from the original on March 20, 2017. RetrievedDecember 4, 2015.
  9. ^"Google's Andy Rubin on Everything Android".Bits Blog. April 27, 2010.Archived from the original on April 30, 2010. RetrievedDecember 4, 2015.
  10. ^"Supporting Multiple Screens | Android Developers".developer.android.com.Archived from the original on January 28, 2013. RetrievedDecember 4, 2015.

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