Breaking changes
Default Android NDK was updated to r22.

Target date
Images deployment starts January, 11 and will take 3-4 days.

The motivation for the changes
We provide only the latest NDK by default due to space concerns

Possible impact
If your workflow uses features that were removed from r22 — your build will be broken. Please, refer to NDR r22 changelog for more information.

Virtual environments affected

• Ubuntu 16.04
• Ubuntu 18.04
• Ubuntu 20.04
• macOS 10.13
• macOS 10.14
• macOS 10.15
• macOS 11.0
• Windows Server 2016 R2
• Windows Server 2019

Mitigation ways

• Ubuntu: sudo ${ANDROID_HOME}/tools/bin/sdkmanager --install "ndk;<exact_version>"
• macOS: ${ANDROID_HOME}/tools/bin/sdkmanager --install "ndk;<exact_version>"
• Windows: $env:ANDROID_HOME/tools/bin/sdkmanager --install "ndk;<exact_version>"

If the time is critical for you, consider using actions/cache to win some installation time.