The article discusses 15 secret phone functions that can be accessed by pressing certain key combinations. These functions include:
1. Finding your IMEI number by dialing *#06#
2. Turning number identification on or off on iPhones using *#30#
3. Accessing statistics and a secret menu on Android devices using *#*#4636#*#*
4. Disabling outgoing calls on iPhones using *33*#
5. Restoring factory settings on Android devices using *#*#7780#*#*
6. Reinstalling firmware on Android devices using *2767*3855#
7. Turning on EFR coding for better communication on iPhones using *3370#
8. Listening to recordings of your own voice during the last 20 phone calls on Android devices using *#*#8351#*#*
9. Finding the service center number on iPhones using *#5005*7672#
10. Quickly turning off Android devices using *#*#7594#*#*
11. Enabling call waiting on iPhones using *43#
12. Accessing the service menu on Samsung Galaxy phones using *#0011#
13. Displaying signal information in numeric mode on iPhones using *3001#12345#
14. Forwarding calls straight to voicemail on iPhones using *#21#
15. Hiding your phone number in all outgoing calls on both iPhone and Android devices using #31#.
These secret functions can be useful in various situations, such as when you lose your phone, need to reset your device, or want to improve communication quality.
Here are the key facts extracted from the text:
1. Most cell phones have hidden opportunities available by pressing certain key combinations.
2. The combination *#06# is available for both iPhone and Android users to see their International Mobile Equipment Identity (IMEI) number.
3. Knowing your IMEI number can be useful in case your phone is lost or stolen, as you can block your device from your service provider network.
4. The combination *#30# helps turn number identification on or off, but it only works on iPhones.
5. The combination *#*#4636#*#* has various purposes depending on the device, but on Android, it can show Wi-Fi signal, battery, and CPU usage statistics.
6. The combination *#*#7780#*#* on Android devices can reset the phone to its factory settings.
7. The combination *#*#7594#*#* on Android devices can change the power button action to turn off the phone instantly.
8. The combination *3370# on iPhones can improve the quality of communication, but it reduces battery life.
9. The combination *#8351#*#* on Android devices can allow users to listen to recordings of their own voice during the last 20 phone calls.
10. The combination *#5005*7672# on iPhones can help users find the number of a service center for their current provider.
11. The combination *#*#7594#*#* on Android devices can change the power button action to turn off the phone instantly.
12. The combination *43# on iPhones can turn on call waiting, allowing users to be notified of incoming calls while they are on another call.
13. The combination *#001# on Samsung Galaxy phones can provide quick access to the service menu.
14. The combination *3001#12345#* on iPhones can turn on numeric mode to show the signal level in dBa.
15. The combination *21# on iPhones can turn on call forwarding, pushing all incoming calls to voicemail.
16. The combination #31# followed by the phone number on both iPhone and Android devices can hide the phone number in all outgoing calls.