This is the legendary "Testing" menu from AOSP Android. It works on the Poco X6 Pro. It provides:
Pro tip: Go to "Phone Information" -> "Set Preferred Network Type." Change this to NR/LTE if you want to force 5G-only mode.
Before we start, a quick warning. Some of these codes grant access to deep system settings (like rooting or bootloader unlocking). If you don't know what a specific engineering setting does, do not tap it. Changing random values in the engineering menu can brick your device. Proceed with curiosity, but caution.
Secret codes are sequences entered into your phone's dialer (the Phone app) that trigger hidden activities within the Android operating system. Unlike standard USSD codes (like *#100# for your phone number), these codes start with *#*# and end with #*#*.
On the Poco X6 Pro, which runs HyperOS on a MediaTek chipset, the codes are slightly different from Qualcomm-powered devices (like Samsung or older OnePlus phones). The Poco X6 Pro uses MediaTek's engineering architecture, so many codes are MediaTek-specific.
These codes provide quick access to specific tests without going through the full engineering menu.
*#*#232331#*#*
*#*#232339#*#*
*#*#1472365#*#*
The POCO X6 Pro is already a powerhouse out of the box, but knowing these codes gives you a master key to your device's inner workings. Whether you just wanted to check your battery health or you were troubleshooting a speaker rattle, these codes prove that there is more to your phone than meets the eye.
Have you found a code that works on the X6 Pro that isn't listed here? Drop it in the comments below and help out the POCO community!
Happy coding (and dialing).
To use secret codes on your POCO X6 Pro, you simply open the default Phone/Dialer app and type the specific string of symbols and numbers; most codes will execute automatically the moment you enter the final character without needing to press the "call" button. Essential Secret Codes for POCO X6 Pro how to use secret codes on poco x6 pro
The following codes provide access to diagnostic menus and system information tailored for the HyperOS environment on the X6 Pro:
IMEI Information (*#06#): Instantly displays your device’s International Mobile Equipment Identity and serial numbers, essential for security and tracking.
Testing Menu (*#*#4636#*#*): Opens a detailed interface for phone information, signal strength, and Wi-Fi configuration. It is particularly useful for forcing specific network types (e.g., LTE only) or checking real-time connection stats.
Battery & Charging Info (*#*#6485#*#*): Provides a deep dive into your battery health, cycle count, temperature, and current charging protocol.
Hardware Diagnostic (CIT) Menu (*#*#64663#*#*): Perhaps the most powerful tool, this menu allows you to manually test every hardware component—from the touchscreen and speakers to the various sensors and cameras—to ensure everything is functioning correctly.
FCM Diagnostics (*#*#426#*#*): Used to monitor the Google Play Services connection and events, helpful if you are experiencing delayed push notifications.
Calendar Info (*#*#225#*#*): Displays a summary of events and meetings synced to your local device and various accounts.
VoWiFi/VoLTE Carrier Check (*#*#86943#*#* / *#*#86583#*#*): These codes can enable or disable the carrier checks for Voice over Wi-Fi and Voice over LTE, which sometimes helps in getting these features to appear in your settings if your carrier supports them but they are hidden. Strategic Considerations
While these codes offer a "backdoor" to your device's soul, they should be used with precision. Accessing the Testing Menu or CIT Menu is standard practice for troubleshooting hardware issues before seeking professional repair. However, some codes, such as those related to Temperature Control (*#*#76937#*#*), should be used with extreme caution as they can override safety protocols and potentially lead to hardware degradation through overheating. This is the legendary "Testing" menu from AOSP Android
For those looking to push the POCO X6 Pro even further, users often combine these codes with Developer Options (enabled by tapping "OS version" seven times in settings) to unlock a full suite of customization tools. Codes for POCO X6 Pro - HardReset.info
To use secret codes on the POCO X6 Pro, open the pre-installed Phone/Dialer app and enter the specific sequence on the numeric keypad. Most codes execute automatically as soon as the final symbol is entered, though some may require you to press the call button. Common Diagnostic Codes for POCO X6 Pro
These codes allow for viewing system information and running hardware diagnostics:
Testing Menu: Dialing *#*#4636#*#* displays statistics regarding the phone, battery usage, and Wi-Fi information.
Hardware Test (CIT): Dialing *#*#6484#*#* opens the Control and Interactive Test menu. This is used to verify that components like the screen, speakers, and sensors are functioning correctly.
Battery Info: Dialing *#*#6485#*#* provides data on the current charging status and battery health.
Calendar Info: Dialing *#*#225#*#* shows a summary of calendar events stored on the device. Accessing Hidden Menus via Settings
System information and developer tools can also be accessed through the standard settings menu:
Hardware Diagnostics: Navigate to Settings > About Phone > Detailed info and specs. Tapping on the Kernel Version multiple times will launch the hardware test (CIT) mode. Pro tip: Go to "Phone Information" -> "Set
Developer Options: Navigate to Settings > About Phone. Tapping the OS Version seven times enables Developer Options, which can then be found under Additional Settings. Device Troubleshooting Modes
For advanced troubleshooting, the following button combinations are standard:
Recovery Mode: With the device powered off, holding the Power and Volume Up buttons simultaneously until the logo appears grants access to the recovery menu for system maintenance.
Safe Mode: This mode boots the device with only essential system apps, which is helpful for determining if a third-party app is causing performance issues.
Care should be taken when navigating diagnostic menus, as changing certain internal settings can impact the device's performance or connectivity. Secret Android Phone Codes You Didn't Know Existed
Code: *#*#6484#*#*
This is the holy grail of secret codes. On the POCO X6 Pro, this code launches the Hardware Testing (Engineer Mode) menu. This is what technicians use at the factory to ensure the phone works before it ships.
What can you do here?