While you can wait for the OTA update, Google has released Android 6.0 factory images, allowing us to flash the software manually instead. Written guide: .\r
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This video will show you the correct way to manually update to Android 6.0 Marshmallow using the official OTA update zip. Subscribe for more!\r
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Google Nexus 5 Can Be Upgraded To Android 6.0 Marshmallow . now available via OTA update and the installation can take up to 45 minutes.\r
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Speed and performance test between Nexus 6 and 5 on latest Android 6.0 Marshmallow build. Nexus 6 is cheaper nowadays on Amazon US .