Android Froyo Explained
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. The name Froyo is short for frozen yogurt.
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.
- 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.
- 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]
Notes and References
- Web site: Android 2.2 and developers goodies. May 27, 2021. May 27, 2016. https://web.archive.org/web/20160527051516/http://android-developers.blogspot.com/2010/05/android-22-and-developers-goodies.html. live.
- Web site: Android Source . Google Git . May 27, 2021 . May 27, 2021 . https://web.archive.org/web/20210527025325/https://android.googlesource.com/platform/system/core/+/refs/tags/android-2.2.3_r2.1/ . live .
- Web site: Android 2.2 and developers goodies. Android Developers Blog. Android 2.2 and developers goodies. Android Developers Blog. May 20, 2010. December 4, 2015. Xavier Ducrohet, Android Sdk Tech. Lead. May 12, 2012. https://web.archive.org/web/20120512013526/http://android-developers.blogspot.com/2010/05/android-22-and-developers-goodies.html. live.
- Web site: Sign-in on Android devices running Android 2.3.7 or lower will not be allowed starting September 27. July 26, 2021. August 2, 2021. Google. Pollack. Zak. April 29, 2022. https://web.archive.org/web/20220429084221/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. live.
- Android 2.2 'Froyo' Features USB, Wi-Fi Tethering. WIRED. WIRED. December 4, 2015. en-US. Sorrel. Charlie. November 6, 2012. https://web.archive.org/web/20121106224423/http://www.wired.com/gadgetlab/2010/05/android-22-froyo-features-usb-wi-fi-tethering/. live.
- Web site: 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. December 4, 2015. August 1, 2012. https://web.archive.org/web/20120801040059/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/. live.
- Web site: EXCLUSIVE: Unofficially Confirmed Froyo Features, Post-Day-1 Of Google I/O [Google I/O Blitz Coverage, Day 1]]. Android Police. May 20, 2010. December 4, 2015. May 1, 2012. https://web.archive.org/web/20120501015836/http://www.androidpolice.com/2010/05/20/exclusive-unofficially-confirmed-froyo-features-post-day-1-of-google-io-google-io-blitz-coverage-day-1/. live.
- Web site: Google's Andy Rubin on Everything Android. Bits Blog. April 27, 2010. December 4, 2015. April 30, 2010. https://web.archive.org/web/20100430192951/http://bits.blogs.nytimes.com/2010/04/27/googles-andy-rubin-on-everything-android/. live.
- Web site: Supporting Multiple Screens Android Developers. developer.android.com. December 4, 2015. January 28, 2013. https://web.archive.org/web/20130128224652/http://developer.android.com/guide/practices/screens_support.html#range. live.
- Web site: Issue 2519 - android - Browser should support file uploads (input type="file") - Android Open Source Project - Issue Tracker - Google Project Hosting|url = https://code.google.com/p/android/issues/detail?id=2519#c112|website = code.google.com|access-date = December 4, 2015|archive-date = March 20, 2017|archive-url = https://web.archive.org/web/20170320120623/https://code.google.com/p/android/issues/detail?id=2519#c112|url-status = live}}
- 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.[8]
- Support for high-PPI displays (up to 320 ppi), such as four-inch 720p screens.[9]
- 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
See also
External links
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