What does ## 002 do to your phone?
##002# - If your voice call or data call, or SMS call has been forwarded, dialling this USSD code will erase them.
| Forward service | Activate | Reestablish |
|---|---|---|
| if not answered (see below for custom delay) | *61*[phone number]# | *61# |
| if out of reach | *62*[phone number]# | *62# |
| all forwards | *002*[phone number]# | *002# |
| all conditional forwards | *004*[phone number]# | *004# |
Dial *#21# and press Call shows the status of call forwarding for voice, data, fax, sms, sync, async, packet access, and pad access call forwarding enabled or disabled.
Get Even More Info on Call Forwarding: *#61#
On my Galaxy phone, this code prompted a pop-up that let me know how long until a call is forwarded to the message center. On the iPhone, regardless of carrier, this code just showed me the same info as *#67# .
*#21# This simple code let you find out whether your calls, messages, and other data are being diverted. The status of the different types of diversions that are taking place along with the number the information is being transferred to will be displayed on your phone's screen.
Security of Android Smartphone codes : Code ## 002 # ~ Deactivates all forwarding. Code * # 21 # ~ To know whether message or call has been diverted or not. Code * # * # 4636 # * # * ~ To know Wifi connection test, Phone battery.
The “*#0*#” feature in Samsung phones is described as a secret diagnostic mode that allows users to test some mobile functions to find out any hardware problems like screen colors, dim Light, torch, vibration, and receiver.
Android code: *#*#4636#*#*
This code will open up a menu that shows information about your phone's data usages. Here's how you can retrieve deleted text messages on your iPhone.
Anonymize Outgoing Calls: Type *#31# to view whether you have disabled caller ID and are making calls anonymously. You can also make a single anonymous call by typing #31#1234567890 , replacing 1234567890 with the phone number you want to call.
Device malfunctioning - If your device has started to malfunction all of a sudden, then chances are that your phone is being monitored. Flashing of a blue or red screen, automated settings, unresponsive device, etc. could be some signs that you can keep a check on.
What happens if I dial *# 62?
*#21# - By dialling this USSD code, you would get to know if your calls have been diverted somewhere else or not. *#62# - With this, you can know if any of your calls - voice, data, fax, SMS etc, has been forwarded or diverted without your knowledge.
*69 - Call Return: Redials the last number that called you. *70 - Call Waiting: Places your call on hold so you can answer another. *72 - Call Forwarding: Forward your call to another phone number. *77 - Anonymous Call Rejection: Blocks calls from private callers.
Phones don't have a single master pin to unlock them as each is different to the phone according to what the person makes it when they set it up. Often times they can have a SIM pin that is default to 0000 or 1234 but that is the SIM cards pin and can be changed by the user.
Turn off the cellular and Wi-Fi radios on your phone. The easiest way to accomplish this task is to turn on the “Airplane Mode” feature. This shuts down both your cell radios as well as the Wi-Fi radio installed inside your phone so that neither of them can connect to their respective networks.
- Open your phone's settings.
- Scroll down to and click on Location.
- Switch the location services slider to Off.
Code to check if phone is tapped: *#21#
Some hackers go further and forward all your calls and messages, no matter if you're available or out of reach. This type of attack is called unconditional data forwarding or diversion. Such activity is harder to spot.
Malicious caller identification, activated by Vertical service code Star codes *57, is an upcharge fee subscription service offered by telephone company providers which, when dialed immediately after a malicious call, records meta-data for police follow-up.
##004# Cancel call forwarding to voicemail (prevents new voicemail messages)
| Feature | Code |
|---|---|
| Call Forwarding No Answer – Deactivation | *93 |
| Calling Line ID Delivery Blocking per Call – Activation | *67 |
| Calling Line ID Delivery per Call – Activation | *65 |
| Call Park | *68 |
- *2767*3855# (Wipe Your Device and Reinstall Firmware) ...
- *#*#7780#*#* (Run a Factory Reset) ...
- *#06# (Check the Device's IMEI) ...
- *#0*# (Activate General Test Mode) ...
- *#*#232338#*#* (Displays the MAC Address) ...
- *#*#4986*2650468#*#* (Important Firmware Info)
What is USSD code on phone?
Let's start by explaining what is USSD (Unstructured Supplementary Service Data). It is a protocol that allows information to be sent across the network. It is for example possible to recharge your phone in call credit in certain countries. Thanks to this protocol, we buy a card, we scratch and we enter the code.
In some Samsung smartphones models *#0*# code is working as Samsung test code but on the other hand *#0011# is working as engineering mode. So we have provided both of these codes so that you can finally reach to test mode in your Samsung phone easily.
Code *#06# for IMEI Check
After you discover your phone was hacked, you can take this number and file a police report. Just enter *#06# code via the dialer pad, and the IMEI number will appear.
Dial *3001#12345#* and press the Call button. This will launch the Field Test Mode app and where the bars/dots were in the top left corner of the screen, you'll now see a negative number. The negative number is the decibel signal strength reading and should be followed by the carrier name and then the network type.
*#30# and tap Call.
This displays whether you have enabled or disabled the presentation of the calling line, presumably the number of the party placing the call.
In the voice over users are instructed to go to their iPhone keypad and enter the code: “*3001#12345#*”. One you've typed out all those symbols and numbers you then click the green call button. A hidden menu should pop up on which you're instructed to click “LTE”. The presenter then clicks “Serving Cell Meas”.
To check your mobile data usage on Android, go to Settings > Network & Internet > Data Usage. Under Mobile, you'll see the total amount of cellular data being used by your phone. Tap Mobile Data Usage to see how your data use has changed over time. From here, you can identify any recent spikes.
Go to settings / Accounts - from here you'll see a list of accounts that are active, if you click into Google it will show you all the data that is being synced up.
Review devices
Go to your Google Account. On the left navigation panel, select Security . On the Your devices panel, select Manage all devices. You'll see devices where you're currently signed in to your Google Account or have been in the last few weeks.
How do I block Caller ID for a specific call? You have the option to block Caller ID either temporarily or permanently. To block your number from being displayed temporarily for a specific call: Enter *67.
What is this code * * 4636 * *?
Android code: *#*#4636#*#*
This code will open up a menu that shows information about your phone's data usages. Here's how you can retrieve deleted text messages on your iPhone.
Use the code *#21# to see if hackers track your phone with malicious intent. You can also use this code to verify if your calls, messages, or other data are being diverted. It also shows your diverted information's status and the number to which the information is transferred.
Code to check call forwarding status: *#62# Code to check for call forwarding number: *#67# Code to check all call forwarding information: *#004# Code to check if phone is tapped: *#21#
...
Activate/Deactivate Call Forwarding.
| Code | Action | Example |
|---|---|---|
| *071 | Deactivate call forwarding ALWAYS | Dial *071 to deactivate call forwarding ALWAYS. |
