Check or change security settings for Android devices
- Open your phone's Settings app.
- Tap Security. If you don't see "Security," tap Security & location or Google. Security.
From the beginning of Nokia phones, the default security code has been the very same five digits. You may need this security code when making changes to the security settings or when trying to reset the phone settings to factory defaults. Yep, it is that easy.
First method:
- At the very beginning power off the NOKIA 3.
- Connect the device with charger by using the Micro USB Cable.
- Afterwards press and hold the Volume Up + Power key for a short while.
- Release both keys as soon as the Recovery Mode pops up.
The PUK (Personal Unblocking Key) code is a code consisting of 8 digits that you also received with your SIM card. It is used to unblock your SIM card when you entered 3 times a wrong PIN code. These codes are provided with the SIM card in the Welcome Pack.
Find your PUK on the SIM card pack
If you've still got the little pack that the SIM came in, check on the credit-card sized bit of plastic that the SIM snapped out from. The PUK Code is an eight digit number, and is usually printed on the back.Codes for Nokia phones
Reset all settings, then enter the special code (12345 by default). Hard reset: reset all settings and erase all data, then enter the special code (12345 by default).A PUK code stands for “Personal Unlock Key.” It's a unique code that is linked to your mobile phone's SIM card and is usually 8 digits long. You will need the PUK code if you have set a SIM Card lock and entered the wrong passcode 3 times. Your phone will become locked, and you will need the PUK code to unlock it.
How to Disable the Lock Screen in Android
- Open Settings. You can find Settings in the app drawer or by tapping the cog icon in the upper-right corner of the notification shade.
- Select Security.
- Tap Screen Lock.
- Select None.
If your SIM card is locked on your Nokia 105
If you enter a wrong PIN several times, your SIM card will be locked and you will need to enter the PUK code to unlock it. The PUK code is an eight-digit personal code that unlocks your SIM card. However, you can not change this code, as is the case with the PIN.Nokia 105 Predictive Text. The predictive text settings for the Nokia 105 has been added below. It is very easy to setup the predictive settings and also turn off the settings on the phone. Always ensure that the phone has been fully charged before you start to change settings on a mobile phone.
Nokia Restriction Codes are used to remove restrictions added to a Nokia phone by your original carrier so it will only work with their network. It is also known as an unlock code or an unlock password.
The PUK (Personal Unblocking Key) code is a code consisting of 8 digits. It is used to unblock your SIM card when you entered 3 times a wrong PIN code. A card blocked by the PUK code cannot be unblocked; it cannot be used any further and you have to replace it.
The PIN2 code is a four- to eight-digit password that you enter when using or requesting user certificates or performing tasks such as resetting total call charges.
Under "Services," tap Security Security code. If needed, enter your phone password and pick the account. You'll see a 10-digit code.
Security codes usually change because: “At times, the security codes used in end-to-end encryption might change. This is likely because you or your contact reinstalled WhatsApp or changed phones.”
Use Volume keys to scroll to Wipe Data/factory reset option and then use the power button to select this mode. Step 5. Under Wipe Data/factory reset select "Yes" and then reboot your android device. Once your phone is powered on you can do the settings and set another password, pin or pattern for you lock screen.
First method:
- Press Power button until your cell phone turns on.
- Then press and hold * key + 3 key + Call button + Power button.
- When you see nokia logo, then release holded buttons.
- Now enter your lock code. * The default lock code is 12345.
- After that your phone will reset and restart.
- That' all.
To reset your phone to its original settings and to remove all your data, on the home screen, type in *#7370#.
- Select Menu > > Restore factory set. .
- Enter the security code. There is no more confirmation after you select OK , but the phone is reset and all data is removed.
Factory reset your Android phone from the Settings menu
- In the Settings menu, find Backup & reset, then tap Factory data reset and Reset phone.
- You'll be prompted to enter your passcode and then to Erase everything.
- Once that is done, select the option to reboot your phone.
- Then, you can restore your phone's data.
Then we can use the
reset feature to return in original modes. If
reset feature is used, then entire
phone setting will be lost.
How to access Hard Reset.
| To Find EMEI | *#06# |
|---|
| Soft Reset | *#7780# |
| Hard Reset | *#7370# |
| Make Display Crystal Clear | *#67705646# |
| Find the version of the Software installed | *#0000# |
The default lock code is 12345. Keep the code secret and in a safe place, separate from your phone.
Android phones To find the IMEI code on your phone, go to Settings > About Phone > Status > IMEI Information. If your phone has two IMEI-codes, please provide IMEI1. Classic phones To find the IMEI code on your phone, enter *#06# on your keypad when on the main screen.
Step 1 Microsoft Lumia 535 - Factory Reset, Screen Lock Removal
- Switch off the phone.
- Press and hold the Volume Down button and connect your charger. When you see an exclamation mark release the button.
- Now press the keys in this sequence:
- Volume Up.
- Volume Down.
- Power.
- Volume Down.
- The phone will reset and reboots.
Select Menu > > System update . Your phone starts looking for available updates. To start an update, select the found new software update.
First method:
- At first, hold down the Power button in order to turn on the NOKIA 3310 2017.
- In the next step tap the following secret code: *#7370#
- Afterwards enter your lock code. The default one is 12345.
- Wait a few minutes to comple the whole proccess.
- Success! You have just accomplish the factory reset operation.
First method:
- Switch off the mobile by holding the Power button for a couple of seconds.
- After that prepare the Micro USB Cable connected with charger and plug this cable into your smartphone.
- Now start pressing Volume Up and Power buttons for a short while.
- When Recovery Mode appears let go of all keys.
