HTC recently released the Android 4.4 KitKat for the HTC One in Europe, after the update was released, a number of owners of the handset started having issues with WiFi.
HTC has now released an updated version of Android 4.4 KitKat for the HTC One in Europe, the update is designed to fix the WiFi issues that users previously had.
The update has apparently started rolling out in some Nordic countries in Europe, you can check to see if it is available for your device from the settings menu on your handset.
If you receive the second Android 4.4 KitKat update for your HTC One, leave a comments and let us know if it has fixed the previous issues,also let us know which country you are in.
Source Android Central