HTC U11 How to open secret Service Menu – Tip

Many smartphones, including the HTC U11 offer a secret menu in which you can check various functions of the hardware. This so-called service menu, also known under the term "secret menu".

It can be opened relatively easily on the HTC U11, provided you know how to do ;-). For this reason, we now explain how you can open this menu:

  1. First opens the phone app
  2. Switch to the numeric keypad and then enter the following code:
  • *#*#3424#*#*
  1. You will now see the service menu of the HTC U11. Here you can find various tests such as:

Checking sensors, Testing loudspeakers, Testing LED, Testing screen and much more. You now know how to open the secret service menu of the HTC U11


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