You may be surprised to learn that dialer codes, also known as USSD and MMI codes, are still useful today. You can use these Android settings to make your phone work even better.

To access your Android phone's information quickly, you can use a dialer code instead of digging through the complicated settings. Open up your dialer app and type *#*#4636#*#* into it.

You don't have to worry because there is a shortcut to the shortcut! You can pull out the IMEI number in seconds if you enter *#06# instead of the first secret code.

The Specific Absorption Rate (SAR) of your smartphone refers to the amount of radiofrequency energy it emits that is absorbed by your body. By entering a handy little code into your dialer, you can determine your phone's SAR level. All you need to do is dial *#07#, and your phone's regulatory label will appear