Here is how to unlock Samsung Galaxy Note 4.

So many of you are a great fan of Samsung Galaxy Note 4 and you want to use it in different network. Or sometimes you love the Samsung Galaxy Note 4 but you don't like your network carrier or may be you are going to travel to a new country and want to save some bugs but using new sim cards rather than roaming. For all of that you have to unlock your Samsung Galaxy Note 4. However unlocking a phone is now legal in USA. So below is how to unlock Samsung Galaxy Note 4:

1. Find Your IMEI:
The IMEI or the "International Mobile Station Equipment Identity" is required to gain your phone's unlock code from the database so its important to find out your Galaxy Note's IMEI no.
Here is how to find out IMEI no in Galaxy Note 4:

• Go to settings.
• Go to "About device" option in the settings.
• Tap on "About device".
• Find "Status" and tap it.
• Now write down the IMEI no. without any spaces or dashes.

2.Buy an Unlock Code:

Now you have to buy an unlock code for your Galaxy Note 4. Find by Googleling it using the terms "Samsung Galaxy Note 4 unlock code".
After you have find out your desired/suitable supplier follow their instructions to purchase a code.
3. Unlock you Galaxy Note 4 using the code:
Now using the code you can unlock your Galaxy Note 4. To do so follow the steps provided below:

• First remove your current carrier's sim card and replace that with a new carrier's sim card which you want to use.
  Note: The new sim card should be active.
• Now boot your device and you will be asked to enter an unlock code.
• Now input your unlock code carefully which you bought from the supplier, triple check the code then hit OK.
• You can provide the unlock code for a limited time after which you will never be able to unlock your phone.
  SO BE CAREFUL.
• If the code was successful than bang! But if the code fails then contact the supplier from where you bought the code before reentering the code as you can try it for a limited time.

Note: If your data signal is not showing though the unlock was successful don't become worried. It may be due to the settings, means the settings was not automatically set up. You have to set up your access point settings either manually or you can contact your carrier for settings.

Here is a video of Android Authority showing the full process: