Master Reset How do I do a master reset, My n key is broken, and I am the administrator, my kids can not do what I can, How do I restore it from the factory settings

Master reset from settings menu

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloads, ringtones, images, apps, contacts, and Visual Voicemail. It does not delete data stored on the SIM card or SD card.

1. From any Home screen, tap Apps > Settings > Backup & reset > Factory data reset > Reset phone.
2. If your phone is password protected, you'll be prompted to enter your Pattern, PIN, or Password.
3. Tap Erase everything.

Master reset with hardware keys

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloads, ringtones, images, apps, contacts, and Visual Voicemail. It does not delete data stored on the SIM card or SD card. If the device menus are frozen or unresponsive, you can master reset using hardware keys.

1. Back up data on the internal memory.
2. With the device turned off, press and hold the Volume Up and Power buttons until the ZTE logo screen appears, then release.
3. Press the Volume down button to highlight wipe data/factory reset.
4. Press the Power button to select.
5. Press the Volume down button repeatedly until Yes -- delete all user data is highlighted.
6. Press the Power button to select.
7. Wait as the device resets.

Device resets ZTE ZMAX

Hi @Kyle Glenn

Please follow the steps below:

Master reset from settings menu

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloads, ringtones, images, apps, contacts, and Visual Voicemail. It does not delete data stored on the SIM card or SD card.

1. From any Home screen, tap Apps > Settings > Backup & reset > Factory data reset > Reset phone.
2. If your phone is password protected, you'll be prompted to enter your Pattern, PIN, or Password.
3. Tap Erase everything.

Master reset with hardware keys

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloads, ringtones, images, apps, contacts, and Visual Voicemail. It does not delete data stored on the SIM card or SD card. If the device menus are frozen or unresponsive, you can master reset using hardware keys.

1. Back up data on the internal memory.
2. With the device turned off, press and hold the Volume Up and Power buttons until the ZTE logo screen appears, then release.
3. Press the Volume down button to highlight wipe data/factory reset.
4. Press the Power button to select.
5. Press the Volume down button repeatedly until Yes -- delete all user data is highlighted.
6. Press the Power button to select.
7. Wait as the device resets.

Hope this helps!

Device resets ZTE ZMAX

Master reset from settings menu

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloads, ringtones, images, apps, contacts, and Visual Voicemail. It does not delete data stored on the SIM card or SD card.

1. From any Home screen, tap the All apps icon.
2. Tap Settings.
3. Scroll to the 'PERSONAL' heading, then tap Backup & reset.
4. Tap Factory data reset.
5. Tap Reset phone.
6. If your phone is password protected, you'll be prompted to enter your Pattern, PIN, or Password.
7. Tap Erase everything.

Master reset with hardware keys

A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloads, ringtones, images, apps, contacts, and Visual Voicemail. It does not delete data stored on the SIM card or SD card.
If the device menus are frozen or unresponsive, you can master reset using hardware keys.

1. Back up data on the internal memory.
2. With the device turned off, press and hold the Volume Up and Power buttons until the ZTE logo screen appears, then release.
   Press the Volume down button to highlight wipe data/factory reset.
3. Press the Power button to select.
4. Press the Volume down button repeatedly until Yes -- delete all user data is highlighted.
5. Press the Power button to select.
6. Wait as the device resets.

check this one

Master Code Generator will Instantly generate your Nokia's Master security code.
This service can be used if you need to reset your Security Code.
Your IMEI: 356924034968264 --
Your Nokia Master Code: 2401254345


or this one


Nokia 5000 hard reset
You can format your Nokia 5000 device by typing: * + 3 + call + Power on. Before the device is reset, you need to provide the lock code. The default lock code is 12345.
If it is not working try this code:
You can format your device by typing *#7370# in standby mode. Before the device is reset, you need to provide the lock code. The default lock code is 12345.
Some Nokia phone can be reset via this menu option
Press menu button or enter Menu > Settings > Phone > Phone management > Factory settings > Delete data and restore > YESRestore factory settings
To restore the phone back to factory conditions, select Menu > Settings > Rest. factory sett. and from the following options:
Restore settings only - to reset all preference settings without deleting any personal data
Restore all - to reset all preference settings and delete all personal data, such as contacts, messages, media files and activation keys
IMPORTANT!
Formatting the device will permanently erase all user data and settings as well as add-on applications and operator specific settings
goodluck

Master reset with hardware keys A master reset restores the original factory settings and may delete your personal data on the internal storage, such as downloaded content, ringtones, images, apps, and contacts. It does not delete data stored on the SIM card or SD card.
If the device menus are frozen or unresponsive, you can master reset using hardware keys. To perform a master reset, follow these steps:

1. Power the phone off.
2. With the phone off, press and hold the volume down, power, and camera keys.
3. When the phone vibrates, release the Power key.
4. Continue to hold the volume and camera keys for another five seconds and then release.
5. The phone will reset and restart automatically.

Hard or master reset

A hard reset restores the original factory settings and may erase all downloaded content, including ringtones, images, programs, and contacts stored in the internal memory. To perform a hard reset, follow these steps:

1. Back up all necessary data by copying any files you want to save from your phone to your computer.
2. From the Start screen, swipe left.
3. Tap Settings.
4. Tap about.
5. Tap reset your phone.
6. Tap yes.

Hard or master reset using hardware buttons

If the phone is locked, frozen, or unresponsive, you can hard reset it using the hardware keys instead of the menu. A hard reset restores the original factory settings and may erase all downloaded content, including ringtones, images, programs, and contacts stored in the internal memory. To perform a hard reset using hardware keys, follow these steps:

1. Back up all necessary data by copying any files you want to save from your phone to your computer.
2. With the phone turned off, press and hold the Volume Up and Volume Down keys.
3. While still pressing the Volume keys, quickly press the Power/Lock key.
4. When the device displays 'This operation will delete all your personal data, and reset all settings to manufacturer default. Press Vol Down to restore manufacturer default, or press other keys to cancel.', release the Volume keys.
5. Press the Volume Down key to reset the device.

how to restor k300i factory settings

Don't worry I will help You!!!!!!!!!!!!!!!!!!!!!!!! You can unlock the mobile from the Security Lock using the Master Reset Code,You can get the Master Reset Code at http://www.unlocking4u.com/unlocking-services/rs6wp6/ and Unlock the mobile. You Check Master Reset Code for your model in the list...

There is a way to do a Master Reset on MOTO Q phones that cannot access the standard Master Reset method:

1. Power off the Q
   
2. Press and Hold the Center Select Key, while powering up the phone
   or
   Press and Hold the Z & E keys, while powering up the phone
   
3. The MASTER RESET screen will appear
   
4. Press Yes
   
5. This will restore the phone to factory settings
   

To Perform a Master Reset or Master Clear:

1. Press Start
2. Scroll to and Select System Tools
3. Scroll to and Select either Master Reset or Master Clear
4. Press Yes (Left Soft Key) when Alert appears
5. Enter Master Code (normally 000000)

There is a way to do a Master Reset on MOTO Q phones that cannot access the standard Master Reset method:

1. Power off the Q
2. Press and Hold the Center Select Key, while powering up the phone
   or
   Press and Hold the Z & E keys, while powering up the phone
3. The MASTER RESET screen will appear
4. Press Yes
5. This will restore the phone to factory settings