HTC product team Amaa has confirmed on their Reddit page that they’re currently working on the Android 4.4 KitKat update for the HTC One Mini and One Max devices.
We already have 4.4 updates in the works for both Mini and Max devices and you can track the progress on our software updates page. You should see this land as early as March for the Max and April for Mini.
According to them, you can expect the update to be rolled out to the HTC One Max in March while the One Mini in April. That’s all they have for us at the moment. So if you happen to own either of these devices, stay with us for more updates!
Source : Reddit