How To Fix ‘Bad System Config Info’ in Windows 10

In Windows 10, sometimes we notice the Bad System Config Info error, which is irritating. Incorrection of System Settings Software or sometimes faulty hardware may be the causal reason for this error. During the error, the whole screen of your PC turns blue, which is also termed as Blue Screen Of Death.

Experiencing a ‘Bad System Config Info’ error on your Windows computer can be both frustrating and concerning. This error, typically accompanied by the dreaded blue screen of death (BSOD), can prevent your computer from starting up properly.

To help you navigate this issue, this article delves into the various causes of the ‘Bad System Config Info’ error and offers insights into how it can occur in the first place.

What is ‘Bad System Config Info’ Error?

The ‘Bad System Config Info’ error is commonly associated with Windows operating systems, particularly Windows 10, 8.1, and 7. It’s an error message that usually appears on a blue screen during the startup process and can be a sign of various underlying issues related to your system configuration, corrupt files, or hardware problems.

Common Causes of ‘Bad System Config Info’ Error

1. Corrupt System Files

One of the most common reasons for this error is corrupt system files. Windows relies on a plethora of files for smooth operation, and if any of these essential files are corrupted, the ‘Bad System Config Info’ error could pop up.

2. Incorrect Registry Settings

The Windows Registry is a database that holds system configurations and settings. Incorrect changes to the Registry can trigger this error. Often, users might tweak settings without fully understanding the consequences, leading to system instability.

3. Faulty Drivers

Outdated or corrupt drivers can cause compatibility issues with the Windows operating system. If you recently updated any drivers or installed new hardware, check for compatibility issues.

4. Bad RAM or Disk

If your computer’s RAM or hard disk has issues, it could lead to this error message. Faulty hardware can corrupt files or prevent your system from reading necessary data, thereby causing the error.

5. Software Conflicts

Sometimes, installing a new program or software can lead to conflicts with existing system configurations. This can result in the ‘Bad System Config Info’ error message appearing on the screen.

6. Improper Boot Configurations

If the boot configuration data (BCD) is set incorrectly, it can prevent your computer from starting up properly, triggering the error message. This could happen if you’ve manually tampered with boot settings or after a failed Windows update.

7. Malware or Virus Infection

Though less common, malware or viruses can corrupt essential system files and settings, leading to the ‘Bad System Config Info’ error. A strong antivirus program is essential for preventing this scenario.

How to Fix Bad System Config Info in Windows 10

Bad System Config Info is one of the most serious problems faced by Windows users, and it can also be termed as a stop error.

If you are also the one who is facing the same problem and want to get rid of it, then carry on to the article. We will discuss some solutions to flush off the error BAD_SYSTEM_CONFIG_INFO.

Solution 1: Automatic Repair

In the first method, you have to do Automatic repair of your Windows. It has been reported by a lot of users of Windows 10 that their issues are fixed by the method of automatic repairing of Windows in case the error was caused by incompatible and corrupts files of systems.

You will need a Windows 10 CD to carry out the procedure. But in case you don’t have a Windows 10 CD, then forget about it and make a bootable DVD/USB by yourself just by following the steps mentioned below.

Note: “In certain cases, if your  DVD which you have made by yourself by following these methods is failed to work, you can try another solution we have given in this article. You will have to use the DVD as using a USB to carry out the procedure can cause trouble. We will, first of all, recommend you to boot a DVD”.

Step 1: First of all, shut down the PC and then insert bootable media in it.

Step 2: Press the power button after inserting the media properly.

Step 3: Now, when you see a display appeared on your screen, press the key F1/F2 in order to Enter BIOS, which is specific to your own system. Keep pressing the key until the BIOS screen appears. Once the BIOS screen is appeared, move to the BOOT present on it and then Enable the Launch CSM.

Step 4: Move on to the Security tab and disable the Secure Boot Control present on it.

Step 5: Now look for the Save and Exit tab and select USB/DVD, which is present under Boot override.

Step 6: Now, you have to boot your system from the bootable media.

Step 7: Select Next present on the setup screen.

Step 8: Now select the option Repair your computer, which is present in Windows at the bottom.

Step 9: Your PC now begins to repair automatically. In case you got the Troubleshoot option, select on it and then select Advanced option, then select Startup Repair.

After completing the process and rebooting your PC, check if the problem has gone. If yes, then you have done it, but if no, then move on and try another method mentioned in our article.

Solution 2: Replace Old Registry Files

In order to carry out this method, you will have to replace old registry files from your system. Before proceeding on the steps, you must know that in case you are performing the steps on your PC, wherewith another operating system you are dual booting it.

By using Bootrec, you will completely mess up your dual boot. As we have mentioned earlier, if you use USB to boot, it will result in causing troubles. That’s why we will recommend you to use a DVD in order to carry out the procedure.

1. Use of bootrec command

To carry out this method, first of all, you will have to use the bootrec command in order to fix the issue. As we already know that this issue is related to boot, bootrec can solve the issue.

It has been reported that bootrec has solved this error for many users. You can use the tool bootrec.exe in order to carry on the procedure which is built inside the window. Rebuilding the Boot Configuration Data (BCD) is the main purpose of using this tool.

Follow the steps mentioned below in order to access the bootrec.exe tool:

Step 1: Restart your device and boot your device with the help of a DVD/USB.

Step 2: Press any button present on your keyboard, in case if it prompted for the key.

Step 3: Select on time, currency, language, and keyboard, then click on Next.

Step 4: Select the OS which you want to be repaired and select Next.

Step 5: Select the option Command Prompt present inside the System Recover Option.

Step 6: You will see a black screen pop-up, which is a blinking cursor. Now in the command prompt, you have to type this command “bootrec.exe” and then hit the Enter key.

Your device will be back in its normal situation just after rebuilding the BCD file. In certain cases, if your rebuilding BCD is unable to do its work, you can try to delete the old BCD and rebuild it. By doing this you will have newly updated boot configuration data. To do so, follow the steps mentioned below and don’t forget to hit the enter key after each one.

bcdedit /export C:\BCD_Backup


cd boot

attrib bcd -s -h -r

ren C:\boot\bcd bcd.old

bootrec /Rebuildbcd

2. Changing the Registry Files

You will follow this solution only in the case if the first solution fails to solve your issue. You will have to be careful while performing this solution because it is a technical method. Now follow these to perform this solution:

Step 1: Follow the instruction provided on your computer screen in order to reach the Command Prompt by selecting the option TroubleShoot, then click on the Advanced option.

Step 2: Select the Command prompt from the list provided.

Step 3: Type the following commands in the terminal carefully without any mistake

"cd X:\Windows\System32\config"

This command will take you to the config.

Step 4: Now type the commands mentioned below carefully one by one without any interruption.

ren X: Windows\System\config\DEFAULT DEFAULT

ren X: Windows\System\config\SAM SAM.old

ren X: Windows\System\config\SECURITY SECURITY.old

ren X: Windows\System\config\SOFTWARE SOFTWARE.old

ren X: Windows\System\config\SYSTEM SYSTEM.old

The above-mentioned command will rename all your current registered files. Now it’s time to replace all original files with backup files.

3. Replacing the Original Files

Step 5: Type the below mentioned commands to do so.

copy X: \Windows\System32\config\RegBack\DEFAULT X:\Windows\System32\config

copy X: \Windows\System32\config\RegBack\SAM X:\Windows\System32\config

copy X: \Windows\System32\config\RegBack\SECURITY X:\Windows\System32\config

copy X: \Windows\System32\config\RegBack\SYSTEM X:\Windows\System32\config

copy X: \Windows\System32\config\Windows\System32\config\RegBack\SOFTWARE X:\Windows\System32\config

Now after putting all the commands close the command prompt and restart your device. You have probably done it. If still not then move on to next solution.

Solution 3: Update your Drivers

An outdated or incompatible driver present in your device may cause the issue. You can take an example that sometimes when your driver is unable to work, it makes you unable to use some hardware, or you get that irritating BSOD error i.e. BAD_SYSTEM_CONFIG_INFO.

We strongly recommend you to update your drivers because the main causal reason for BSOD is outdated drivers. Updating a driver is an easy task to perform.

To do so, you just have to visit the website of your hardware manufacture, search for your device and download the new version of drivers. Installing an updated version of drivers will probably solve your issue of BSOD.

Make sure you update as many drivers as you can in order to surely get rid of your issue of BSOD. You will have to update each and every driver present on your device to solve the problem.

You will have to keep patience if you are doing it manually as it is a very long process and can take time. You can take the help of some updater tools to do it for you mechanically and fast. This is the most effective solution to get rid of the issue. In certain cases you are still facing it, then we have many other solutions. Scroll down and try them.

Solution 4: Use bcdedit Command

The error of BAD_SYSTEM_CONFIG_INFO can also take place due to the correction of configuration. In case your system is improperly configured, or the number of processes and amount of memory present in the configuration file is not matching with the correct value, it can be the causal reason for BAD_SYSTEM_CONFIG_INFO error.

Follow the steps mentioned below to do so:

Step 1: First of all, you have to start the Automatic Repair. For this, restart your device while it is booting and repeat the step until you successfully start the Automatic repair.

Step 2: Now select on Troubleshoot option, then on Advanced option, and then select on Command prompt.

Step 3: Now enter the following commands when your command prompt is started.


{default} numproc


{default} truncatememory

Step 4: Now, close the command prompt and restart your Windows 10.

Solution 5: Fix the BCD file

In certain case, due to some reasons, your BCD file may get corrupted or damage, which may be the cause of

BAD_SYSTEM_CONFIG_INFO error. In order to carry out this solution, you will need a DVD or bootable USB. In case you don’t have a DVD or USB, you can make it on your own, as we mentioned above.

To fix the BCD file, follow these steps:

Step 1: First of all, insert a DVD or USB in your device and boot with it.

Step 2: It will start your Windows 10 setup. Now click on the option Repair your computer after clicking on Next.

Step 3: Now click on the Troubleshoot option, then the Advanced option, and finally on Command prompt.

Step 4: Enter these commands after your command prompt is started, and don’t forget to press Enter after each one.

bootrec /repairbcd

bootrec /osscan

bootrec /repairmbr

You should be careful while you use the command as the last one will delete the master boot records and will recreate them. After completion, closes the command and restarts your device if needed to get rid of the error.

Solution 6: Perform System Restore / Windows 10 reset

Now you have to perform system restoration. To do so, follow these steps as mentioned below:

Step 1: Boot your computer by restarting it twice in order to start the Automatic Repair Process.

Step 2: Now click on the Troubleshoot option, then the Advanced option, and finally on Command prompt.

Step 3: Now, you have to select your username and follow the instructions given by the computer on your screen.

Step 4: Select that restore point which you prefer to restore.

Step 5: Keep patience and wait until the process of system restore is finished.

Reset Windows 10

In certain cases, if the system restore is unable to fix the error of Bad System Config Info, you can try to reset Windows 10. Firstly make sure to create a backup before you perform Windows 10 reset, as it can erase all your files permanently. In order to carry on the reset process, follow the steps mentioned below:

Step 1: Boot your computer by restarting it twice in order to start the Automatic Repair Process.

Step 2: Now click on the Troubleshoot option, then click on the option Reset This Pc.

Step 3: Now select the option. Remove everything. Then you will see an option only the drive where Windows are installed, select it. Then finally, click on remove my files.

Step 4: Click on the reset button, keep patience, and wait until the process is finished.

To complete the process of resetting Windows 10, you can sometimes need Windows 10 installation media. That’s why make sure you have one of them. After the completion of this process, now you have an updated version of Windows 10.

Solution 7: Check Your Hardware

Step 1: First of all, you have to check your RAM as most of the time, the error is caused because of the faulty RAM.

Step 2: You can check the faulty RAM by using Windows Memory Diagnostic Tool. It will read your RAM in order to check it. It is too simple to launch the tool.

Step 3: You just have to press Windows + R key in order to open the Run window. Now type mdsched.exe and then press the Enter key.

Step 4: Then restart your computer. It will take a few moments to complete, after that, the device will restart by itself.

If there is an issue in your hardware, you can change it in order to fix the issue.


All the above-mentioned methods are very effective in fixing the Bad System Config Info error. You can choose any one of them as preferred by your device and even try another method if the first one is not able to fix your problem. Good luck!