Android Froyo

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.

Android Froyo
A version of the Android operating system
Android 2.2.3 Home Screen
DeveloperGoogle
Initial releaseMay 20, 2010 (2010-05-20)
Latest release2.2.3 / November 21, 2011 (2011-11-21)
Kernel typeMonolithic Kernel (Linux Kernel)
Preceded byAndroid 2.1 "Eclair"
Succeeded byAndroid 2.3 "Gingerbread"
Official websitedeveloper.android.com/about/versions/android-2.2-highlights.html
Support status
Unsupported as of October 2, 2014

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
See also: Android version history § Android 2.2 Froyo (API 8)

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
  1. 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.
  2. "Android 2.2 'Froyo' Features USB, Wi-Fi Tethering". WIRED. WIRED. Retrieved December 4, 2015.
  3. "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.
  4. "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.
  5. "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.
  6. "Google's Andy Rubin on Everything Android". Bits Blog. Retrieved December 4, 2015.
  7. "Supporting Multiple Screens | Android Developers". developer.android.com. Retrieved December 4, 2015.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.