*#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.
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.
When you dial *#21#, you are, in fact, activating a feature access code that quickly tells you the status of call forwarding for your phone. It's a quick way of seeing what, in the case of this particular 'setting interrogation code,' your call forwarding settings.
According to tech magazine How-To Geek, dialing this code shows whether or not call forwarding is enabled on the device — not whether it's been hacked. How-to Geek described the *#21# feature as an “interrogation code” that allow users to view their call forwarding setting from the phone app.
Dialing *#21# on a Samsung S10 should display the call forwarding status for all types of calls on your device. If the message "Connection problem or invalid MMI code" or "Number not valid" is displayed instead, it may mean that your carrier does not support this feature or that your device has a software issue.
*#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.
Go to Settings – Applications – Manage Applications or Running Services, and you may be able to spot suspicious looking files. Good spy programs usually disguise the file names so that they don't stand out but sometimes they may contain terms like spy, monitor, stealth, and so on.
You can find out if your phone has been tapped using unconditional data forwarding with the help of MMI codes. On GSM networks, dial *#21# to list, and ##21# to clear your unconditional data forwarding settings. CDMA network customers can view and modify these settings too by dialing **21*.
0722199199 was a number set up by Safaricom to be always unavailable/offline. So, if you forward your calls to this number, the other person will think you are unreachable. At the same time, the service will notify you that so and so tried to call you.
When you enter *#0*# into the phone's dialer, the device enters service mode and brings up a diagnostics menu. From this screen, you can view and run multiple diagnostics to test device hardware like buttons, sensors, and cameras.
Hide Caller ID: *31#
You might have received a call from unknown number. The caller might have hidden the ID intentionally or sometimes it can be accidental. If you want to hide the caller ID dial *31# and press call button.
First of all, if you see a persistent notification on your Android notification shade saying “Forwarding all calls” or something related, that means you or someone has activated call divert on your phone.
The best way to block phone tracking is to use a VPN. But you can also change a few settings on your phone or switch to a different browser to stop tracking. You can hide your location via settings, block ad tracking with a dedicated private browser, and encrypt all of your internet traffic with a VPN.
When diverting all incoming calls, dial **21* followed by the number you want to divert the calls to, then #. For example, **21*07123456789#. You will be prompted to restart your phone after receiving a confirmation message. Dial *#21# to confirm the setup is correct.
* * 21 *number# – Activate Call forwarding
Using the above code will redirect all incoming calls to a number you choose and save your phone from buzzing a lot and consequently help you to concentrate. I use **21*190# which works perfect on MTN Uganda, Airtel Uganda and Africell.
*60 - Call Block: Prevents calls from select phone numbers and gives callers a recording that says you're not accepting calls. *67 - Caller ID Block: Hides your phone number on Caller ID systems. *69 - Call Return: Redials the last number that called you.
The Police often use this number for identification, so just press this combination to know what unique number your phone has, you never know when you will need it. #2 NUMBER IDENTIFICATION: The code *#30# will help you turn your number identification on or off.
With the *#62# settings interrogation code, you can see if calls or texts are being forwarded to another number whenever you're unreachable. If the "Voice Call Forwarding," "Data Call Forwarding," and "SMS Call Forwarding" all say they're disabled, good.
*#*#4636#*#* Displays information about the phone, battery, and various network statistics.
Yes, it's definitely possible for someone to spy on your text messages and it's certainly something you should be aware of – this is a potential way for a hacker to gain a lot of private information about you – including accessing PIN codes sent by websites used to verify your identity (such as online banking).
No single app can definitively tell you if someone is spying on you. However, anti-malware and anti-spyware apps might be able to detect spyware on your phone. If the anti-malware system is familiar with the type of spyware installed, it can detect it. More sophisticated forms of spyware are more difficult to detect.
By pressing *3370# or #3370#, you'll activate your phone's “reserve battery power”. Battery life will increase by 50%. The reserve will automatically charge up the next time you change your device.