Htc One M8 Stock Rom Updated

If you must keep using the HTC One M8, do not rely on the stock ROM for security. Instead:

If your device is still on KitKat (4.4) or Lollipop (5.0), you can update it to the final Marshmallow build: htc one m8 stock rom updated

Reliable repositories like AndroidRUU or HardReset.info host various versions for different regions. If you must keep using the HTC One

For those who own the GPE version, the official limit is also Android 6.0. How to Manually Update to Stock htc one m8 stock rom updated