Interrogation codes, also known as feature access codes, have drawn a lot of attention recently as phone hacking practices become more prevalent on websites like TikTok.
They alter your device’s settings and provide you with more details about it.” iPhoneTricks.org reports The most well-known interrogation code, *67, which is frequently used to conceal caller ID on outgoing calls, is one of the most widely utilized
Other interrogation codes, among other things, display to phone users their data consumption, Bluetooth address, and signal strength.
These codes don’t function on consumers’ devices since certain providers don’t support them. Dialing the code and hearing a recorded message does not indicate that your phone has been hacked.
What *#21# means on Android?
the secret code to check or see if a phone has been bugged, or to conduct call monitoring
On Android, iOS, iPhone, and other devices, this code runs flawlessly. In actuality, it isn’t phone-specific, so you may use it to quickly determine whether parts of your phone have been bugged.