Nokia X6 / Nokia 6.1 Plus Stock Firmware Collections [Back To Stock ROM]

Method 1: Via Dialer App [Tested and Works]:

Pre-Requisites: 

• This OTA is exclusively for Nokia 6.1 Plus only. Don’t use it on other devices
• Ensure that your phone has the latest firmware installed.
• Charge your phone to at least 70% more
• Though you won’t lose any of your data in the installation process, we still suggest you take a  full backup.

Instructions:

1. First of all, download the OTA zip and rename the package to the corresponding zip file
2. Now move the OTA Zip package to the root of your device’s internal storage [Outside all folders ]
3. Open the dialer app (Phone) and dial the number*#*#874#*#
4. Wait for the update to finish and restart when prompted.

Method 2: Via ADB Method

We have not tested this, but the first method works really fine.

Pre-Requisites

• This OTA is exclusively for Nokia 6.1 Plus only. Don’t use it on other devices
• Though you won’t lose any of your data in the installation process, we still suggest you take a  full backup.
• Charge your phone to at least 70% more
• Download the Minimal ADB & fastboot tool.
• A PC/Laptop

Instructions:

Here are simple steps that you have to follow to manually flash the stock ROM on Nokia 6.1 Plus.

Step-1 First, download the Nokia 6.1 Plus OTA zip file on your PC/Laptop.

Step-2 Move the OTA file to the folder where you have installed the ADB/fastboot.

Step-3 Hold the SHIFT key + right-click in the white space inside the folder > Select ‘Open PowerShell window here’.

Step-4 Next, switch off your device.

Step-5 Now enter your Nokia 6.1 into recovery mode by pressing Volume Up + Power button simultaneously till recovery menu appears.

Step-6 Scroll down to the option ‘Apply update from ADB’ using the Volume keys > press the Power button to select it.

Step-7 Connect the phone to the PC using the USB cable.

Step-8 Verify the connection status of your device by entering the command given below:

 adb devices

Step-9 You will see it returns the device ID which confirms the connection is properly made.

Step-10Now enter the following command to sideload the OTA zip file to install on Nokia 6.1 Plus.

adb sideload ota-package.zip 

(replace OTA package zip with the actual file name as you have saved)

Step-11 After the installation process finishes, go back to recovery menu and select ‘Reboot system now’.

That’s it, guys. Now, your Nokia 6.1 will reboot to system. If there are any doubts regarding the installation, do let us know in the comments section.

That’s it!! You have successfully installed Stock Firmware On Nokia X6 / Nokia 6.1 Plus Smartphone.