How to Use Secret Codes on Xiaomi 11T Pro Secret codes, also known as MMI (Man Machine Interface) or USSD codes, allow you to bypass standard menus to access deep system diagnostics, hardware tests, and hidden network configurations. On the Xiaomi 11T Pro, these codes can help you verify the health of your battery, test individual sensors, or check your device's identity. How to Enter Secret Codes
To use these codes, you do not need any third-party software. Simply: Open the stock Phone/Dialer app. Tap on the keypad.
Type the code exactly as written, including all asterisks (*) and hashes (#).
Most codes will execute automatically the moment you type the final symbol. Essential Xiaomi 11T Pro Secret Codes
Below are the most useful codes specifically verified for the Xiaomi 11T Pro and MIUI/HyperOS devices. 1. Diagnostic & Hardware Testing (CIT Menu)
This is arguably the most powerful menu for any Xiaomi owner. It allows you to manually test every hardware component, from the vibration motor to the 108MP camera.
How to Run a Full Diagnostic Test on a Xiaomi/Mi/Redmi/Poco Phone?
Using secret codes on your Xiaomi 11T Pro Go to product viewer dialog for this item.
involves entering specific strings of numbers and symbols into the phone's dialer to trigger hidden menus, diagnostic tools, and detailed system information. How to Use the Codes Open the Phone (Dialer) app on your Xiaomi 11T Pro how to use secret codes on xiaomi 11t pro work
Type the desired code exactly as shown (e.g., starting with * or #).
The menu or information usually appears automatically as soon as you type the final symbol. If it doesn't, press the Call button. Common Secret Codes for Xiaomi 11T Pro How to Enable Engineering Mode on Xiaomi Phones
To use secret codes on your Xiaomi 11T Pro , simply open the default Phone dialer
app, navigate to the keypad, and type the specific string of characters (usually starting and ending with
). These codes, often referred to as MMI (Man-Machine Interface) or USSD codes, act as shortcuts to hidden diagnostic menus, hardware tests, and advanced system information that aren't typically accessible through the standard settings menu. Core Secret Codes for Xiaomi 11T Pro
The following codes are confirmed to work for the Xiaomi 11T Pro and similar MIUI-based devices: IMEI Information (
: Displays your device's International Mobile Equipment Identity (IMEI) numbers and serial number, which are essential for tracking or reporting a lost device. Battery & Charging Info ( *#*#6485#*#*
: Provides a detailed look at battery health, charging status, and cycle counts. Testing Menu ( *#*#4636#*#* How to Use Secret Codes on Xiaomi 11T
: Grants access to "Phone Information," where you can view signal strength, network connection types, and run ping tests. Hardware Diagnostic (QC Test) ( *#*#64663#*#*
: Opens a comprehensive "QC Test" menu to individually test hardware components like the touchscreen, camera, Bluetooth, and various sensors. FCM Diagnostics ( *#*#426#*#*
: Allows you to check the status of Google Play Services and Firebase Cloud Messaging for troubleshooting notification issues. About Phone/Version Details ( *#*#0000#*#*
: A quick way to view specific software and build information for your particular unit. VoWiFi/VoLTE Checks : You can toggle carrier checks for VoWiFi using *#*#86943#*#* and VoLTE using *#*#86583#*#* Essential Usage Guidelines
Here’s a general guide for using secret codes (also known as USSD codes or engineering codes) on a Xiaomi 11T Pro.
These codes can give you access to hidden device info, test menus, and some system settings.
Code: *#06#
This is a universal code found on almost all mobile devices. What it does: Displays your IMEI 1 and IMEI 2 numbers
Enter *#*#6484#*#* → “LCD Test”. Cycle through red, green, blue, and gray screens. Look for uneven brightness or dead pixels.
Go to Settings → About phone → tap “Kernel version” 5x → CIT (Hardware test) will launch.
Would you like a printable list or a warning table for dangerous codes to avoid on the Xiaomi 11T Pro?
Unlocking the full potential of your Xiaomi 11T Pro often means going beyond standard menus. These "secret codes" (MMI or USSD codes) provide access to hardware diagnostics, battery health, and deep system information. How to Enter Secret Codes To use any of these codes, simply: (dialer) app. Type the code exactly as shown (most start and end with
The hidden menu usually appears automatically after the last character is entered. 🛠️ Essential Diagnostic Codes
These are the most useful codes for troubleshooting hardware issues.
Here’s a step-by-step guide to using secret codes (USSD codes) on the Xiaomi 11T Pro.
⚠️ Important: These codes work on MIUI/HyperOS dialers. Some codes may not work on custom ROMs or certain regional variants. Be careful — wrong codes can trigger factory resets or hardware tests.
| Code | Function | Works? |
|------|----------|--------|
| *#06# | Displays IMEI numbers (both SIM slots). | ✅ Yes – Universal code. |
| *#*#4636#*#* → “Phone information” | View signal strength, cell band (LTE/5G/NR), turn on/off VoLTE, preferred network type. | ✅ Yes – Critical for network troubleshooting. |
| *#*#7262626#*#* | Enable/disable VoLTE carrier check. | ❌ No – Blocked on HyperOS. |