Finally, according to twitter of "LlabTooFeR", M8 will receive update to Android 6.0 update for Europe and will be available approximately in two weeks.
Unfortunately, explicit date is not specified, but for not that much longer happy owners of HTC One M8 will be able to enjoy the company's newest Android operating system .
An important change in the new system will be that the user has full control over for what application has access. Each application will have to ask the user for permission when you are first time using it.
The company also confirmed that it will share further information on other HTC devices in the near future that are getting new update.
It is worth mentioning that the latest smartphone from company HTC One A9, will be released with the latest Android 6.0 Marshmallow.