OST Tool (Online Service Tool) is a Windows-based application specially designed to flash and install stock firmware on Nokia mobile devices. This lightweight utility enables users to restore or update their Nokia phones using official ROM files.
Features of OST Tool
The OST Tool offers several features that simplify firmware installation. Understanding each one will help you comprehend its function and benefits.
Firmware Flashing
OST Tool enables the direct installation of stock firmware on Nokia devices, allowing users to reinstall the original software, fix software issues, or downgrade to previous versions safely and efficiently.
Dual Format Support
This tool supports both .nb0 and .mlf firmware file formats, providing broad compatibility with various Nokia stock firmware releases distributed by the manufacturer on different device models.
Windows Compatibility
Specially designed for the Windows operating system, the OST tool seamlessly integrates with Windows computers, providing a familiar interface and stable performance for managing Nokia device firmware.
Stock ROM Installation
The OST tool, designed for official Nokia stock firmware, ensures device authenticity, stability, and compatibility. It also maintains manufacturer specifications and protects against software corruption from unauthorised ROMs.
User-Friendly UI
Featuring an intuitive, simple interface that simplifies the firmware flashing process, making it accessible to both experienced users and beginners without requiring extensive technical knowledge or experience.
Device Recovery
Effectively recovers bricked or malfunctioning Nokia devices by reinstalling clean stock firmware, restoring functionality to phones that have experienced software crashes, boot loops, or other critical system failures.
Download OST Tool
Following are the links from which you can download the tool for Windows (32-bit or 64-bit).
| Version | Download |
|---|---|
| v6.0.4 | Link |
| v6.0.9 | Link |
| v6.1.2 | Link |
| v6.1.8 | Link |
| v6.2.3 | Link |
| v6.2.8 | Link |
| v6.3.3 | Link |
| v6.3.7 | Link |
Notes
- How to Use: If you want to learn how to use the tool to flash the stock firmware, then head over to the How to use OST Tool page.
- Alternative Tool: SUTL3 Tool is the best alternative, which also allows you to flash or install .nb0 firmware on Mobile Devices.
- Nokia USB Driver: If you are looking for the original Nokia USB Driver, then head over to the Nokia Driver page.
- Credits: The OST Tool is created and distributed by HMD Global Oy. So, full credit goes to them for sharing the Application for free.
