This is the "holy grail" of Android testing codes. It opens a menu showing:
Use case: Check if your 5G is truly active or monitor battery temperature.
Code: *#*#6484#*#*
This is the holy grail of secret codes. It opens the Hardware Test Menu (QC Test). This is incredibly useful if you bought a second-hand phone and want to ensure everything works, or if you suspect a hardware fault. how to use secret codes on poco x6 pro free
What you can do here:
Note: To pass a test, tap the "Pass" button. If you want to leave the menu, simply tap the back gesture or the "Fail" button.
Yes, all codes listed above are completely free: This is the "holy grail" of Android testing codes
However, avoid entering codes you find on shady websites that look like *2767*3855# (full factory wipe + re-partition) – those are dangerous.
If you frequently use *#*#4636#*#*, you can create a shortcut:
No root required.
Some online sources claim “secret codes to unlock paid themes, get free coins in games, or bypass subscriptions.” These claims are false. The codes described above only provide hardware diagnostics and system information. They cannot:
If you see a code claiming to give “free VIP status” or “unlimited gems,” it is likely a scam or malicious.
This launches the CIT (Carrier Integration Test) suite, a full hardware checker. Tests include: Use case: Check if your 5G is truly
Use case: Check if a refurbished or second-hand Poco X6 Pro has faulty hardware.