HTC U11 Plus Hidden Codes (what does it do?)
HTC U11 Plus hidden codes warnings!
Do not use these codes if you don’t have technical knowledge about codes. You can learn IMEI number with these codes. But you can also turn on/off some HTC U11 Plus phone settings. You are responsible for the problems that will occur.

HTC U11 Plus Unknown Codes
Info menu – *#*#4636#*#*
GTalk service display – *#*#8255#*#*
Fault detection mode – ##3424#
EPST – ##3282#
VOCODER – ##8626337#
Field trial menu – ##33284#
Reverse Logistics Support – ##786#
Protocol Revision – ##7738#
IMEI number – *#06#
Show telephone number – *135#
Field test – *#*#7262626#*#*
Function test – *#*#3424#*#*
Show hardware version – *#*#2222#*#*
Wi-Fi MAC address – *#*#232338#*#*
Bluetooth MAC address – *#*#232337#*#*
Google Play services – *#*#426#*#*
Rlz Debug Ul – *#*#759#*#*