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Android 12 Developer Preview 2: Download Link & Other Details Here


The next version of the Android 12 Developer Preview is finally out. After this one, more preview will be released in April and the stable version will be out in Q3 of 2021. Android 12 is the next major Android Operating system, recently the first developer preview was out for eligible Pixel devices.

Everything New in Android 12 Developer Preview 2

Android 12 Developer Preview 2: Download Link & Other Details Here

Even this Developer preview is available only for developers, and the list of changes mainly focuses on new APIs.

Download Android 12 Developer Preview 2

One can download Android 12 Developer Preview 2 on a Pixel 3, Pixel 3 XL, Pixel 3a, Pixel 3a XL, Pixel 4, Pixel 4 XL, Pixel 4a, Pixel 4a 5G, or Pixel 5. And if you don’t have a compatible device, you can run the Android Studio’s Android Emulator.

Here are the download links:

The second developer preview is also available for Android TV, with the ADT-3 Developer Kit.

What’s New in Android 12 Developer Preview 2

New permission

A new HIDE_OVERLAY_WINDOWS permission is brought in the latest preview that makes sure that the app can call  Window#setHideOverlayWindows() to indicate that all types of overlay apps windows are hidden when the app’s window is visible.

Notification Visibility updates

You can configure notification actions, so it will generate an authentication challenge when triggered from the Lockscreen. Like, messaging apps will now ask for authentication before deleting a message or marking it as read.

Added Support to get the Checksum 

Android 12 Developer preview 2 has got support for a simple way to get the checksum of an installed app. The developers can select from different standard digest algorithms like SHA256, SHA512, Merkle Root, and others.

New 12 API Changes

Rounded Corners:

The developers can check if the device has a rounded corners screen and get details. From the UI design, one can use the absolute details for each rounded corner and the corner details to the app’s bounds.

Picture in Picture (PIP) improvements:

Apps can now resize to let the system resize the PIP Activity whenever it is needed. Now, Android will support stashing the PIP window by dragging it to the left or right edge of the screen.

Updates to companion device app API:

It has introduced a new CompanionDeviceService API to make wearable devices connect easily.

Bandwidth estimation improvements:

The developers can now get an estimate of aggregate throughput per carrier or WiFi SSID, network type, and signal level for all the users.

Visual effects:

In Android 12, applying common graphics effects has become easier with RenderEffect class. As it allows you to separately apply blurs and color filters or can mix the effects as chain effects.

As Google has revamped a few of the APIs, you must remember to run and debug your app via the behavior change toggles.



This post was written by Farhan Shaikh and was first posted to TechViral



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