What Does Typing *#21# Do? Understanding Call Forwarding Commands

Discover what happens when you type *#21# on your phone and how it helps check call forwarding status.

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Typing *#21# into your phone activates a command to check your call forwarding status for calls, data, fax, SMS, sync, async, packet access, and pad access. It is a network service code that helps you determine if your calls and messages are being diverted to another number. Always verify with your carrier to understand specific functionalities and implications of these commands.

FAQs & Answers

  1. What is *#21# used for? The *#21# command checks your call forwarding status to see if calls and messages are being diverted.
  2. Are there any risks in using network service codes? Using network service codes like *#21# is typically safe, but it's best to verify specific functionalities with your carrier.
  3. Can *#21# be used for all phone networks? Yes, *#21# generally works across most phone networks, but the information displayed can vary by carrier.
  4. What other codes should I know for my phone? Familiarize yourself with other useful codes such as *#30# for caller ID and *#31# to hide your number.

Watch More

For more insights on mobile commands and how to manage your call settings effectively, check out our videos on phone tips and network services.

  1. Understanding Call Forwarding: What Happens When You Dial *#21? Discover what *#21 does and how it helps you manage call forwarding on your phone efficiently.
  2. What Does Dialing *#61# Reveal for Call Forwarding? Discover what dialing *#61# on your phone can do for call forwarding management.
  3. Understanding *#21 Failures: Causes and Solutions Discover what *#21 failure means and learn how to fix call forwarding issues on your phone.
  4. Understanding Call Forwarding Codes: What are ##002, *#21, and *#62? Learn about call forwarding codes ##002, *#21, and *#62, and how they can help manage your phone settings efficiently.
  5. What Does USSD Code #61 Do? | Check Call Forwarding Status Learn how to use USSD code #61 to check if your calls are being forwarded when you don't answer.