The unlocked HTC 10 is now getting its Android 8.0 Oreo update. The update has started rolling out over the air, according to Android Police, so it should hit your unlocked HTC 10 in the coming days. If you don't feel like waiting for the OTA update, you can download the RUU an update that way.
The update is version 3.16.617.2.
HTC previously said that it would be updating the HTC 10 to Oreo, so this update doesn't come as a surprise. It's still exciting to see Android 8.0 rolling out to the HTC 10, though, especially since it's getting updated to Oreo before some 2017 flagships.
If you've got an unlocked HTC 10, keep an eye out for your update!