HTC One M8 is getting official Android 7.0 Nougat update from T-Mobile. This is an amazing news for the owners of T-Mobile HTC One M8, the Nougat update was long expected to be released for this device and it seems the wait is over now. Nougat for HTC One M8 is only available for the devices bonded with T-Mobile carrier, the unlocked variants would not be so lucky to receive the update.
HTC One M8 is pretty older device yet it is getting the latest firmware update, it was released back in 2014 with Android KitKat on board and later it was updated to Android 6.0.1 Marshmallow firmware. If you own a T-Mobile HTC One M8 then you are going to meet the latest firmware Nougat OTA on your device anytime soon. You can manually grab the firmware by going to Settings > About device > System updates.
The unlocked HTC One M8 users should not be worried about the Nougat update, here we have posted a guide to install Android 7.1.1 Nougat update on HTC One M8 via official Lineage OS. You can also wait for the ported version of stock Nougat firmware for your device as well but that depends on the developers that modify the ROM to be used for other variants or not.