Prerequisites:

1. Download Required Files:

   • Download the OnePlus X firmware for your specific model from the official OnePlus website.
   • Download MsmDownloadTool from a trusted source. Note that this tool may not be officially provided by OnePlus and may be community-developed.

2. Install OnePlus USB Drivers:

   • Ensure that you have the necessary USB drivers installed on your computer. You can usually find these drivers on the OnePlus website or through community forums.

Steps:

1. Extract Firmware Files:

   • Extract the downloaded firmware file to a location on your computer.

2. Install MsmDownloadTool:

   • Install the MsmDownloadTool on your computer.

3. Boot into EDL Mode:

   • Turn off your OnePlus X.
   • Hold the Volume Up button and connect the device to your computer using a USB cable.
   • Your device should now be in Emergency Download (EDL) mode.

4. Open MsmDownloadTool:

   • Launch MsmDownloadTool on your computer.

5. Load Firmware:

   • In MsmDownloadTool, click on “Target” and select the firmware files you extracted earlier. The tool should automatically load the necessary files.

6. Start Flashing:

   • Click on “Start” or “Download” to begin the flashing process. The tool will start flashing the firmware to your OnePlus X.

7. Wait for Completion:

   • Wait for the flashing process to complete. Do not disconnect your device during this process.

8. Finish:

   • Once the process is complete, the tool should display a success message. You can now disconnect your device. 

Important Notes:

• Before you proceed, ensure you have a backup of important data on your device, as flashing firmware may result in data loss.
• Ensure you have the correct firmware for your device model.
• Be cautious while flashing firmware, as it can void warranties or lead to data loss if not done correctly.
• Ensure your OnePlus X has sufficient battery life or connect it to a charger during the process to avoid interruptions.

Remember that these instructions are based on general steps for flashing OnePlus devices. The exact steps might vary slightly based on the specific firmware and version you’re using. So we can’t take responsibility for these instructions. Always refer to the official documentation and resources for your device and tools.