Booting problems are pretty common for Windows 10 users. These distinctive errors are hard to resolve and can affect your PC in multiple ways. Some users will get sudden performance drops, others won’t even be able to access the system.

  • One of the solutions presented in this article is to Rebuild Boot Configuration Data. In case this is the solution for you, but BCD is corrupt go to this articleto find how to fix it.If running a diagnose via the Windows Troubleshooter after reboot did not work, you can try one these troubleshooting tools.If you encounter other boot errors, here are 5 best Windows 10 boot repair software apps. You can find more solutions to other Windows errors on this dedicated Windows 10 errors page.

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Moreover, the exact cause of these problems can differ. Sometimes it can be a sudden shutdown, which can be resolved with a simple restart.

On the other hand, sometimes your boot sectors and configurations can be damaged, and that’s the worst-case scenario. Either way, it’s not a refreshing feeling to see this error screen.

For that purpose, we’ll provide you with multiple solutions for the various scenarios. All you need to do is locate the culprit and perform the workarounds we presented in the article below.

So, if you have any issues with the Your PC did not start correctly error, these should help you resolve them.

How do I fix Windows 10 booting errors?

1. Boot in Safe mode

  • Press Windows key + R to open the elevated Run command line.

  • In the command line, type the msconfig.exe and press Enter.

  • Under the Boot tab > Boot Options, check the Safe Boot box.

  • Press OK and restart your PC when prompted.

  • Your PC should boot in Safe mode.

  • If the system won’t start, within Advanced options.

  • Open Advanced Options on the error screen.

  • Click Startup Settings.

  • Click Restart.

  • After your PC restarts, you should see the boot menu.

  • Press F4 to start in standard Safe Mode, or F5 / F6 for Safe Mode with Networking or Command Prompt, respectively.

  • Your PC should boot in the Safe Mode.

If you’re unsure about the cause of the problem, the safe mode should help you determine it. Namely, if you’re prompted with the Your PC did not start correctly error on the standard startup, but everything works fine when the system starts in the safe mode, we’re on a good track.

In that scenario, you can be almost certain that the drivers or hardware changes invoke startup errors.

Once you’ve managed to boot into Safe Mode, you can easily locate faulty drivers and uninstall them. Moreover, we advise you to restore previous hardware configurations and unplug recently acquired hardware in order to resolve your issues. As simple as that.

You’re unable to boot into Safe Mode on Windows 10? Follow the steps from this article to do it with ease.

2. Use sfc/scannow to repair system files

  • Open Advanced Options on the error screen.
  • Click Startup Settings.
  • Click Restart.
  • After your PC restarts, you should see the boot menu.
  • Press F6 to start in Safe Mode with the Command Prompt.
  • Once the Windows 10 starts, right-click Start and open Command Prompt (Admin).
  • In the command line, type the following command and press Enter:sfc/scannow
  • SFC should locate system errors and resolve them within minutes.
  • After the procedure is finished, restart your PC and look for changes.

In addition, you can run Safe Mode with Command Prompt and use various repairing tools like SFC or DISM.

Another effective method to repair system files is with specialized support for Windows errors occurring. Hence, replace corrupted files easily using a dedicated tool, Restoro.

3. Restore registry

  • In the Windows Search bar, type regedit, right-click regedit and run as administrator.
  • Click on File and choose Import.
  • Navigate to a working registry backup file, select it and click OK.
  • After the procedure is finished, restart your PC and look for changes.

Registry is a risky place for those who aren’t aware of their surroundings. Please note that configuration files for important system resources are stored there. One small change and might create additional issues.

This is why before applying the steps above, make sure to back up your registry accordingly, as you can always restore previous settings and resolve the emerged problems.

So, if you’ve already exported registry values, you can restore them in a simple way and, hopefully, resolve your problems.

Some PC issues are hard to tackle, especially when it comes to corrupted repositories or missing Windows files. If you are having troubles fixing an error, your system may be partially broken. We recommend installing Restoro, a tool that will scan your machine and identify what the fault is.Click here to download and start repairing.

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Have in mind that some registry values can’t be exported/imported. So, if you tweaked in the forbidden area, there’s a chance that you can’t undo changes. Luckily, there are more than several ways to fix a startup error.

If you’re looking for the best registry cleaners for Windows 10, check out this awesome list.

4. Restore system

  • Right-click the Start menu and open Control Panel.

  • In the Category view, open System and Security.

  • Click File History.

  • Open Recovery from the bottom left.

  • Click on Open System Restore.

  • Click Next until you can see the list of the available Restore Points.

  • Confirm the selection and start with the restoring procedure.

  • If the system won’t start, try within Advanced Options

  • Open Advanced Options on the error screen.

  • Click System Restore.

  • Choose the Restore Point and continue with the procedure.

  • After the system restores, Windows 10 should boot just like before.

If you need to rewind your system to a previous working version, system restore is the most logical solution. If you have a proper restore point it won’t take too much time to perform a time-traveling procedure in Windows 10.

System Restore is not working on your Windows 10 PC? Follow the simple steps from this guide.

5. Rebuild Boot Configuration Data

  • Open Advanced Options on the error screen.
  • Choose Command Prompt.
  • In the command line, type the following command and press Enter:
  • bootrec /rebuildbcd
  • Now there are two scenarios you can encounter:
  • Total identified Windows installations: 0. Continue to Step 5.
  • Total identified Windows installations: 1. Type Y, press enter and restart your PC.
  • In the command line, type the following commands and press Enter after each:
  • bcdedit /export c:bcdbackup
  • attrib c:bootbcd -h -r -s
  • ren c:bootbcd bcd.old
  • bootrec /rebuildbcd
  • Insert Y or Yes and press Enter.
  • Reset the PC and you should be good to go.

If you’re unable to boot even though you’ve performed previous steps, there’s a chance that the Boot Configuration Data is corrupted.

  • bootrec /rebuildbcd

  • Total identified Windows installations: 0. Continue to Step 5.

  • Total identified Windows installations: 1. Type Y, press enter and restart your PC.

  • bcdedit /export c:bcdbackup

  • attrib c:bootbcd -h -r -s

  • ren c:bootbcd bcd.old

  • bootrec /rebuildbcd

Also, some essential files may get deleted or the system update can cause issues on its own. One way or another, you’ll need to rebuild the Boot Configuration Data in order to resolve this problem.

6.  Fix corrupted Master Boot Record

  • Open Advanced Options on the error screen.
  • Open Command Prompt.
  • In the command line, type chkdsk /r and wait for the repairs to finish.
  • If the problem is still there, you may need to insert additional commands to make it work.
  • In the command line, type the following commands and press Enter after each:
  • bootrec /RebuildBcd
  • bootrec /fixMbr
  • bootrec /fixboot
  • Reset your PC and look for changes.

Master Boot Record (MBR) is a special boot sector that saves the boot configuration and information on your HDD. If it’s corrupted or incomplete, you won’t be able to boot.

  • bootrec /RebuildBcd
  • bootrec /fixMbr
  • bootrec /fixboot

There’s a large variety of errors that can occur because of the faulty Master Boot record, and it’s not exactly easy to resolve it, especially without the installation or recovery media.

7. Restore system to the previous build

  • Press Windows key + I to open the Settings app.

  • Open Update & Security.

  • Choose Windows Update.

  • Open Advanced Options.

  • Choose to View your update history.

  • Uninstall the latest updates and restart your PC.

  • Steps for cumulative updates

  • Press Windows key + I to open the Settings app.

  • Open Update & Security.

  • Open Recovery from the left pane.

  • Under the Go back to an earlier build option, click Get Started.

  • Follow the instructions and you should roll back to a previous build.

  • Steps for Builds and major updates within the system:

  • Open Advanced Options.

  • Click on Go back to the previous build.

  • Follow the instructions and wait for the procedure to finish.

8. Perform a clean reinstallation

And finally, if none of the above solutions managed to resolve the problem, clean reinstallation is the only remaining option. In order to perform it, you’ll need installation media, either USB or DVD.

If you’re able to access the system, make sure to backup your data. If not, you’ll lose all data from the system partition.

You can find the instructions on how to create bootable media and perform a clean reinstallation in this handy article.

That should do it. We hope that, with these workarounds, you’ll be able to resolve the matter at hand. In addition, don’t forget to post questions or suggestions in the comments. The comments section is just below.

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