Interfaces and functions
ARGUS products at a glance
While you can find your MAC address in Settings > About Phone > Status, using the code *#*#232338#*#* can sometimes provide a quicker direct link to Wi-Fi hardware information, useful for setting up MAC filtering on your home router.
Beyond simple codes, the includes comprehensive diagnostic suites for deeper troubleshooting. The CIT (Hardware Test) Menu
Even more dangerous than the previous code. This opens the . If you enter the wrong sub-menu, you can irreversibly erase the phone's baseband or EFS data (breaking cellular connectivity). Do not use this code unless you are an advanced developer.
Once inside the CIT menu on your Redmi Note 8, you will see a long list of hardware components. Here is how to use them to diagnose issues: