2021-05-09

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Android 12 Developer Preview 3: Main innovations and screenshot gallery

3 min read

The next version of Android is still oriented exclusively on developers – at least before the next month of the first beta version. One way or another, but the release of another large assembly of Android 12 Developer Preview 3 took place, and there are many innovations in it.

At the same time, Android 12 DP3 is a small update, mainly relating to stability and performance. Nevertheless, this release offers a number of tools for application developers designed to improve user environment:

  • Robed tactile return. Android 12 introduced support for more expressive effects, for example, at a low frequency: Modern vibrating motors have an extended working spectrum that allows developers to create more informative tactile feedback for user interface events;
  • More flexible backups. Developers can now set various rules (including encryption requirements) for cloud backups and data transmission from the device to the device – for example, large files can be excluded from the first method, but are included in the second;
  • A new style of notifications about incoming, outgoing and background challenges to ensure uniformity and consistency of all applications for a number of numbers, video calls. They are displayed at the top of the notifications panel, support multiple standard and user actions and, if desired, can contain avatars and allow special styles of text and color buttons.

Other changes include permission from third-party applications to fully use the advantages of Quad / Nine Bayer cameras and improve video encoding. There are optimization of machine learning performance, and also added the ability to update drivers of AI accelerators without updating OS – previously the same opportunity was implemented for graphic drivers.

Google plans to release three more beta versions of the new mobile OS, after which – another assembly, and then, until the end of this year, provide the first lucky opportunity to install Android 12 on Pixel devices and other supported smartphones. 9To5Google journalists have installed the latest update of Android 12 DP3 and made visual screenshots of all changes.

Dark mode from now on, including pop-up messages at the bottom of the screen (for example, on activation of the developer mode):

Android links can share not only browsers, but also some applications, and the OS offers to choose what application to open them. In Android 12, the “Proven Links” feature is added – now OS opens them directly in the applications for which they are intended, without the “Open Usat” dialog box. The remaining links open directly in the browser, if the user manually did not attach some of them to its applications. This will reduce the number of unnecessary dialog boxes:

The OS now displays the counter notification group:

Google seriously reworked widgets. There appeared a new menu, recommendations, as well as rounded corners from the widgets themselves. Perhaps the owners of Android smartphones and will not start using them more often, but they will look harmonious with other OS elements:

Preview made screenshots Now you can brush out both to the left and right:

Switches The quick settings menu obtained an additional label of the power on or off:

The “reduction brightness” function is now called “Extra Dull”:

On the home screen, you can now choose a new grid for placing applications – 4 × 4:

Now the screensaver is displayed when starting any applications. According to the standard during the launch, animation with an enlarged center icon is scrolled, however, developers will be free to make their own animation by changing the screensavers background, application icon, time, and so on:

The battery and drive settings menu now displays a new, simpler charge indicator:

New corners roundings are used for the volume indicator and other user interface key items:

Screenshot Editing Tool Added Font Selection to Text Input Tool:

The base widget with the output of the date and weather in Pixel Launcher displays the text just fastened:

In Pixel 4a, live wallpapers “Eclipse” are announced:

On the main screen and on the supported application shortcuts, the updated menu is displayed during the prolonged click:

The design of the settings screen was also changed, which in addition received the updated scroll and rebound animation:

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