Android 1.5 Cupcake

Android 1.5 Cupcake (API 3)
On April 27, 2009, the Android 1.5 update was released, based on Linux kernel 2.6.27.[44][45] This was the first release to officially use a codename based on a dessert item ("Cupcake"), a theme used for all releases until Android Pie, with Android 10 using a number-only system. The update included several new features and UI amendments:[46]
Version	Release date	Features	Image(s)
1.5	April 27, 2009[44]	Support for third-party virtual keyboards with text prediction and a user dictionary for custom words. Support for Widgets – miniature application views that can be embedded in other applications (such as the Home screen) and receive periodic updates.[47] Video recording and playback in MPEG-4 and 3GP formats. Auto-pairing and stereo support for Bluetooth (A2DP and AVRCP profiles). Copy and paste features in web browser. User pictures shown for Favorites in Contacts. Specific date/time stamp shown for events in call log, and one-touch access to a contact card from a call log event. Animated screen transitions. Auto-rotation option. New stock boot animation. Ability to upload videos to YouTube. Ability to upload photos to Picasa. Ability to check phone usage history.[48]