Android Froyo

Version of the Android operating system
Screenshot Android 2.2.3 home screen
Developer	Google
OS family	Android
General availability	May 20, 2010; 13 years ago (2010-05-20)[1]
Final release	2.2.3_r2.1[2] / November 21, 2011; 12 years ago (2011-11-21)
Kernel type	Monolithic (Linux)
Preceded by	Android 2.0 "Eclair"
Succeeded by	Android 2.3 "Gingerbread"
Official website	developer.android.com/about/versions/android-2.2-highlights.html
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.