Over a fortnight after the single-SIM HTC One get Sense 6.0 update in India, HTC has started rolling-out the update for the dual-SIM version.
499MB in size, the update is now available over-the-air and you will automatically get a notification on your HTC One as soon as the update is available for you. You can also manually look for the update by going to Settings > About Phone > Software update.
According to HTC, the update brings Sense 6.0 improvements to the smartphone like extreme power saving mode, colour-coded themes, personalised font style, new interface for gallery and camera apps, timeline view for photo management, point of interest in Map view, Blinkfeed improvements, and more. You can read about the HTC Sense 6.0 update in detail here.
This is just a Sense version update and will not change the Android version present on the smartphone. If you have already updated your HTC One dual-SIM in India, do let us know about the experience in comments.