There's a hidden language that's part of the GSM standard that can unlock hidden features on your smartphone. You can dial codes to check your bill, data usage, forward calls, hide your caller ID, and ...
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I used 14 secret codes to unlock menus of settings on my iPhone and Android - how it works
Use these codes to forward calls, pay your bill, check balances, etc. Some of the codes work only on certain carriers or devices. One of the codes also might erase your data, so use with caution. I've ...
Your smartphone serves as your primary tool for communication, but there are times when you may not be able to answer calls directly due to busy schedules, meetings, or being in a location where ...
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