As you already know, Android Marshmallow 6.0.0 updates and 6.0.1 updates are now available for almost all major devices. Many devices are getting Marshmallow 6.0.0 and 6.0.1 each day. Today, HTC pushed Android Marshmallow 6.0.1 to the HTC Desire 820 devices. Last week HTC released Android Marshmallow 6.0.0 for the HTC Desire 820 devices in India. Now the devices are receiving 2nd update of Marshmallow. Marshmallow update already available for this device from October, but this update takes them to 2nd version of Marshmallow. The update is now live for HTC’s best mid-ranger device Desire 820.
Many devices including HTC, Sony etc are receiving Android system updates in every countries. If your device is not yet updated to marshmallow, don’t worry the update will reach your HTC Desire 820 very soon.