The 39 checksum error on Windows 10 can appear when attempting to download updates or install software.
If you are encountering this error message, we will show you how to resolve it.
- Bar code 39 checksum errors are usually caused by damaged files or corrupted registry entries.
- Corrupted or invalid files cause this problem, and the easiest way to solve it is by repairing them.
- It’s critical that you reinstall your OS in case your registry or drivers get corrupted.
PC problems? Solve them in minutes.
Use a third-party clone tool
- If you have the legal rights to use the product, you can download a trial version of the third-party tool.
- Download and install the cloning software on your PC.
- Connect the external drive (the one that contains the damaged partition) to your PC.
- Once the drive is plugged in, launch the cloning software.
- Select the disk where you want to restore the data.
- Click Start Clone button.
- The cloning process will begin.
Scan your computer for viruses
- Go to Start > type antivirus and select Windows Defender Antivirus from the list of results.
- Click Open Windows Defender Security Center.
- Click Virus & threat protection from the left pane.
- Select Virus & threat protection settings from the right pane.
- Click Scan for viruses.
Run the SFC and DISM scans
- Press the Windows key + S hotkey, enter cmd, and select Run as administrator from the results.
- Enter sfc/scannow in the Command prompt, and press the Return key.
- Wait for the SFC scan to finish, and press the Enter key.
- Then, type DISM /Online /Cleanup-Image /RestoreHealth in the prompt, and press the Return key.
- After that, wait for the DISM scan to finish, and press the Enter key.
Run a scan for disk errors
- Press Windows Key + X and select Troubleshooting.
- Select View all from the menu.
- Choose Hardware and Sound and then choose Run the troubleshooter.
Run the DISKMGR.exe tool
- To open this utility, press the Windows key + X, and select Command prompt (Admin) or PowerShell (Admin).
- Enter DISKMGR.exe in Command prompt, and press Enter to initiate the troubleshooting tool.
- Click Update and Recovery, and then click Troubleshoot.
- Select Command prompt.
- Enter these commands: DISKMGR /s DISKMGR /f
- Then restart Windows.
Use the DISM tool
- Open Windows Search, type cmd, and open it.
- In the command window, type the following command and press Enter: DISM /Online /Cleanup-image /Restorehealth
- After the command is run, check for any “Last Known Good Configuration” that you can quickly restore, in case any corruption is detected.
Run the Clean Boot troubleshooter
- Click Start and select Settings.
- Select Update & Security in the Settings app.
- Click Troubleshoot in the left pane, and then Run the troubleshooter on the right.
- Select the Clean Boot troubleshooter from the list.
- Now, follow the instructions on the screen to complete the process.
Update or reinstall your Windows OS
- Press Windows Key + I to open the Settings app, and select Update & security.
- Select the Windows Update option from the left pane. Click the Check for updates button.