Nokia Online Service Tool or Nokia OST Tool is a Windows PC software. Nokia Online Update Tool is a firmware flashing tool for Nokia Android devices that can flash stock firmware with .nb0 and .mlf extensions. You can download Nokia OST tool LA 6.0.4 and Nokia OST LA 6.1.2 with OST tool patch or crack file from below. You can install Nokia firmware to restore your phone to stock yourself.

Originally, the Nokia OST was developed by HMD Global. It’s meant to be used in the OEMs official service centers only. However, you can install the Online Service Tool (OST) and patch it using Nokia OST tool patch (crack) file. You can download Nokia OST tool LA 6.0.4 and Nokia OST LA 6.1.2 from below.

Nokia Online Service Tool is similar to Samsung’s Odin Tool and the LG Flash Tool. It’s available unofficially. If you use a Nokia device and have been getting any issues on it, you can fix it by installing the stock Nokia firmware and restoring it to stock. You can flash Marshmallow and Nougat firmware (.nb0) on your Nokia device using the Nokia OST LA 6.0.4. In case you want to install Android Oreo or Pie firmware, you should use the latest version of Nokia OST tool that is v6.1.2.

Since the Nokia Online Service Tool is used in official Nokia service centers only, only an authorized service center employee with a registered username and password can log in and use this utility. The good news is, there’s a patch available for the Nokia OST that makes it possible for an end user to use it and perform a firmware installation

In certain situations like boot loop, performance lag or slow performance, a frequent device overheating, the Online Service Tool (OST) can help you in bringing you Nokia phone to a normal state. Once you learn how to use the Nokia OST, you would no longer need to visit the service center to fix such technical issues.

Sometimes, the OEMs release software updates for a specific region. The users of Nokia phones in other parts of the world might have to wait for weeks and months to get that update. Thanks to the Nokia Online Service Tool, you can just download the latest software update file from a forum or third-party source and flash it manually! You can not only upgrade the software but can also downgrade the software version on your Nokia phone easily. Being able to restore your device to the stock firmware gives users the confidence to experiment.