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Android Developers
Android Studio
Preview
Release Updates
Android Studio 4.1.2 available
Tuesday, January 19, 2021
Android Studio 4.1.2 is now available in the Stable channel.
If you already have an Android Studio build on the
Stable channel
, you can get the update by clicking
Help > Check for Update
(
Android Studio > Check for Updates
on macOS). Otherwise, you can
download here
.
For information on new features and changes in all releases of Android Studio, see the
Android Studio release notes
.
We greatly appreciate your bug reports, which help us to make Android Studio better. If you encounter a problem, let us know by
reporting a bug
. Note that you can also
vote for an existing issue
to indicate that you are also affected by it.
General fixes
This update also includes fixes for the following public issues:
Shrinker (R8)
Issue #174167294
: App failed to run when upgraded to AGP 4.1
Issue #172999904
: R8 Slowdown and Timeout Due to number of proguard rules
Issue #170716961
: com.android.tools.r8.CompilationFailedException: Compilation failed to complete
Issue #171982443
: Default method called using invoke-static instead of invoke-interface with AGP 4.1 (r8 2.1.62)
Issue #173184123
: Public tracking bug for b/172895918 - R8 crashing with java.lang.NullPointerException
Run
Issue #173493930
: Pressing the run button doesn't actually install the APK on the device, but Android studio reports operation succeeded
Issue #173137937
: Studio builds old files
Issue #173209141
: Application not killed after install
Issue #173126306
: Everytime, when you click "Run", the changes in the code are not applied. I have to run two times to apply changes
Android Gradle Plugin
Issue #173134919
: Sync fails for unit tests in libraries when Android resources disabled
Running Tests
Issue #167594703
: JaCoCo plugin hangs for a long time
Issue #170328018
: AS 4.1+ fail to run junit tests, compailing about junit version being too low
Emulator
Issue #170657960
: Embedded emulator on Windows never closes the emulator process
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