USSD codes, also colloquially known as "secret codes", are simply codes used to unlock hidden functions in your smartphone. Structured Supplementary Service Data (USSD) is a user interface protocol that you can use to access hidden features in your smartphone.
To run any Android security law, you must enter it directly into thedialer.However, the law will answer automatically, or you may have to press dial, If entered rightly. So what are the most common Android security canons? And what do" secret canons" actually do?
1. *2767*3855# (Clean Your Device and Reinstall Firmware)This is one of the most effective Android security codes that you can use to quickly wipe all data from your device. Think of it as a factory reset—type this code into your dialer and run it, and it will effectively delete all data from your phone, wiping it clean.
This code takes things a step further because it also install the firmware, so it will be as good as new, software-wise.
Warning: Be careful: this is a hard reset and will erase everything, so only use it in an absolute emergency.
2. *#*#7780#*#* (Run a Factory Reset)This is the coming stylish thing if you do not want to perform a hard reset. Just like a plant reset, this law will fluently cancel any operation along with all operation data from your device. After that, it's going to return your device to its plant state.
Still, and just want to remove any particular data, operations, If you do not want to go the redundant afar of resetting and reinstalling the firmware. This makes it great for your sequestration if you are dealing your phone on.
3. *#06# (Check the Device's IMEI)This is another important code that you can use to check if the IMEI of the device is the same as listed in the box. Most modern smartphones have the IMEI printed on the back, but if you want to be sure, you can check it using this code.
Just open the dialer, add the law, and it'll return theIMEI.However, it'll also show you the device's periodical number, If you do this on a Samsung Android device. This is important for safety purposes, especially if you're buying apre-owned device.
4. *#0*# (Activate General Test Mode)Android phone not working properly? You would understandably suspect a third party influencing it. Enter this code on your Android device, and it will show you a list of different features, including:
- Touch testing.
- Front cam.
- Sub key.
- Barcode emulator test.
- Device version.
- RGB testing.
- Grip sensor testing.
If you suspect root-level tampering on your device, you can check individual features using this mod. From the device version to the front cam, every module can be carefully tested.
5. *#*#232338#*#* (Displays the MAC Address)A media access adoption address, also known as a MAC address, is a unique address assigned to every device. This is important because it can be used to uniquely identify a computer while connected to a network.
If you suspect MAC spoofing on a device, you can look up the MAC address on the device, and calculate it on your network to make sure it's correct.
6. *#*#4986*2650468#*#* (Important Firmware Info)This code is important because it returns key information associated with the device's firmware information. The code returns firmware information, PDA, phone, hardware, and RF call history, or manufacturing date. If you think someone has tampered with your device's firmware, you can check the firmware information using this code.
7. *#*#7594#*#* (Change The Power Button Behavior)
This code can come in handy when you want to immediately turn off your device in a compromised situation. The next time it is turned on, the device will require a passcode, thus protecting your data in case the device is stolen.
8. *#3282*727336*# (View System and Storage Information)This important code lets you view system and storage information. You can also view data usage statistics with this code. Although it is difficult to spoof such data, it can still be done. By running this USSD code, you can get accurate information about the internal Android system and available storage on the device.
When you use this code, the data usage on the device will also be displayed on your screen.
9. *#67# (Check Call Forwarding)Still, use this law, If you want to know if your calls are encouraged to another number. This will tell you if call forwarding is enabled on your device, and it'll also show you the number to which your calls are beingforwarded.However, you'll also know about it, If calls are being encouraged when your number is busy or when you reject a call.
In most cases, you'll only see it as your carrier's official voicemail service. And you also have the option to change this setting by going to your Android's call settings.
10. *31# (Disable Caller ID)If you want to maintain your privacy and prevent others from knowing when you call them, you can disable caller ID using this code.
If you want to re-enable Caller ID, simply add the code again. It will show you a message telling you that the services have been enabled or disabled each time you add it.
11. *#*#34971539#*#* (View Information About the Camera)The last law on our list lets you view comprehensive information about the camera, including the number of cameras, maximum drone, firmware interpretation, and other details. Given the fact that mobile cameras now have several modules, this law can help you identify any tampering with the camera's firmware.
12. *43# (Enable Call Waiting)If you are someone who is always on calls, then call waiting might be just what you are looking for. With call waiting, you can put your first call on hold and take another incoming call. In fact, in some cases, you may even be able to switch between calls. If you think you're on the phone with a scammer, for example, and someone else calls you, you can switch to that call and give the potential scammer time to think things over. Can and may ask for advice.
Just type the code into the dialer and the service will be activated on your phone. Conversely, when you want to disable it, the code only needs to be tweaked a bit. Just type #43# and call waiting will be disabled.
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