The second preview of Android 13 has already been released

Google unveiled recently the second test version of the Android 13 mobile platform and together with which at the same time, reported to be moving to repository open AOSP (Android Open Source Project) and using code in the Android 13 branch with changes that were introduced a few days ago in the Android 12L interim update, which will be offered for Samsung, Lenovo, and Microsoft tablets and foldable devices originally shipped with Android-based firmware. on Android 12.

The changes in this second preview of Android 13 are primarily intended to improve the experience on devices with large screens, such as tablets, Chromebooks, and smartphones with foldable screens.

What's new in the second preview of Android 13?

For large screens, the menu layout drop-down of notifications, the home screen and the system lock screen has been optimized to use all available screen space. In the block that appears with a swipe gesture from top to bottom, on large screens, separation into different columns of quick settings and the list of notifications is provided.

It is also highlighted that added support for a two panel mode in the configurator, in which settings sections are now constantly visible on large screens.

Have improved compatibility modes for apps, since the implementation of the task bar is proposed, which displays the icons of running applications at the bottom of the screen, allowing quick switching between programs and supporting the transfer of applications through the drag and drop interface. drop to various areas of multi-window mode (split screen), dividing the screen into parts to work with several applications simultaneously.

Other changes in Android 13 Developer Preview is the introduced in the practice of requesting permissions to show notifications by apps. To display notifications, the app must now have the "POST_NOTIFICATIONS" permission, without which notifications will be blocked from being sent. For prebuilt apps designed for use with earlier versions of Android, the system will grant permissions on behalf of the user.

Added an API to allow an app to relinquish granted permissions previously. For example, if the need for some extended rights has disappeared in the new version, the program, as part of the concern for the user's privacy, can revoke previously received rights.

The capacity of register handlers for broadcast operations non-system (BroadcastReceiver) is provided in connection with the context of its use. To control the export of such handlers, new RECEIVER_EXPORTED and RECEIVER_NOT_EXPORTED flags have been added to prevent the use of handlers to send broadcast messages from other applications.

Moreover, it is noted that support for color vector fonts in COLRv1 format was added (a subset of OpenType fonts that contain a layer with color information in addition to vector glyphs).

As well added a new multicolored emoji set, delivered in COLRv1 format. The new format provides a compact way of storage, supports gradients, overlays and transformations, provides efficient compression and reuse of outlines, which can significantly reduce font size. For example, the Noto Color Emoji font is 9 MB in bitmap format and 1,85 MB in COLRv1 vector format.

Added support for Bluetooth LE Audio technology (low energy) to reduce power consumption when transmitting high-quality audio streams via Bluetooth. Unlike classic Bluetooth, the new technology also allows you to switch between different usage modes to achieve the best balance between quality and power consumption.

finally too it is noted that support for the MIDI 2.0 specification was added and the ability to connect musical instruments and controllers that support MIDI 2.0 via the USB port.

Try Android 13

Android 13 is expected to be released in the third quarter of 2022. To evaluate the new features of the platform, a preliminary test program has been proposed in which firmware builds are prepared for Pixel 6/6 Pro, Pixel 5/5a 5G, Pixel 4/4 XL/4a/4a (5G) devices.

An OTA update has been provided for those who installed the first trial version.

you can get it from the link below.


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