How to fix “Unable To Reset Your Computer” Windows is missing a required drive partition

The “Unable To Reset Your Computer” message will appear on your computer. If critical system files have been deleted or corrupted, the “Required drive partition is missing” error will be displayed. This error can be triggered by a wrong partition configuration, or if there are no partitions.

There are both simple and more complex solutions depending on which factors caused the issue. Here are some solutions to this problem on Windows 10/11 computers.

You might also like to try other factory reset methods

The Windows Settings menu, sign in screen or Windows Security can all be used to initiate a system restore. The following are our recommendations: Tutorial on Factory Resetting Windows This article explains how to restore Windows to its factory settings.

If you are unable to restore your computer, try the following troubleshooting tips. If the “Unable to reset your computer” error continues, it is likely that a required drive partition has been lost.

Reboot Windows

The reboot will restore your operating system. It may also resolve any system issues temporarily causing the error. For data protection, make sure you end all current applications before restarting the computer.

Press the Windows key Or, you can choose the Start menu The icon is located on the taskbar. Choose the power icon Choose and Restart.

Check Your Computer’s System Partition

The “System partition” refers to the area of your computer’s hard disk that contains files necessary for Windows boot. If files within the system partition become corrupted or are missing, your PC might not be able to restart Windows.

Windows comes with a Check Disk Utility which allows you to diagnose and correct errors on your computer’s hard drives. Try running ChkDsk again to reset the computer.

1. Press the Windows key, command prompt Use the search box to select Run as administrator.

2. Use type or paste chkdsk c: /f /r Press the button and go to terminal Enter.

This command tells ChkDsk that it should locate and repair drive problems.

Change “C”, to the drive letter on your hard drive. Open File Explorer. Expand the This PC section and inspect the letter that has been assigned to your Local Disk.

Check Disk Utility can diagnose and correct any errors found on your hard disk. The process can take up to a few minutes depending on what files are on your disk. Reset your computer if you are unsure Command Prompt Completely executes the command, and displays a successful message.

Command Prompt will tell you that “Chkdsk is not possible because the volume has been used by another program.” Y Use the press Enter.

This will prompt Windows to start the Check Disk Utility when you next restart your computer. Start your computer and let the utility scan your hard disk.

Start the System File Checker

System File Checker, also known as SFC (System File Checker), is an in-built tool for file repairs. SFC examines files in the system for evidence of corruption It repairs damaged files. You can also make new copies of system files that are missing.

System File Checker can be accessed via Command Prompt, just like the Check Disk Utility. You can run System File Check on Windows 10 and 11 computers by following the instructions below.

1. Type “Windows Start Menu” into the search box cmd Use the search box to select Run as administrator Scroll down to the Command Prompt.

Windows 8 or 8.1 must have the ability to run this program. Windows 10 does not require it Tool for Deployment Image Servicing & Management (DISM) before the System File Checker. The DISM tools use Windows Update to repair or replace corrupt files. Jump to step #3 if your PC runs Windows 11.

2. Use type or paste DISM.exe /Online /Cleanup-image /Restorehealth Press the Command Prompt Terminal key Enter.

It%20takes%2015-20%20minutes%20for%20the%20DISM%20tool%20to%20provide%20the%20files%20required%20to%20fix%20system%20file%20corruption.%20Proceed%20to%20the%20next%20step%20when%20the%20progress%20meter%20reaches%20100%%20or%20when%20Command%20Prompt%20displays%20a%20success%20message.

3. Type or paste the following code to run System File Checker: sfc /scannow Press the button and go to terminal Enter.

SFC can scan the system files on your computer and replace any file found with corrupt data. This file repair and verification could take between 15 to 20 minutes by the System File Checker.

Windows Resource Protection detected corrupt files and has successfully repaired them.” error message indicates that SFC discovered and replaced the corrupt files. Start your computer again and try to reset the system.

If Command Prompt states, “Windows Resource Protection didn’t find any integrity violations,” proceed to the next troubleshooting step

Run SFC in safe mode If Command Prompt shows a “Windows Resource Protection couldn’t perform the requested operation.” error message.

Start the Windows Startup Repair

Windows offers a tool called “Startup Repair”, which automatically detects and corrects complex startup issues, preventing Windows from resetting. To access Startup Repair, you must first boot the PC to the Advanced Recovery environment.

1. Go to Settings > System > Recovery Choose and Restart now In the row “Advanced Startup.

Windows 10 has a new interface Settings > Update & security > Recovery Choose and Restart now.

2. Select Troubleshoot.

3. Select Advanced options.

4. Select Startup Repair.

Startup Repair will scan your system and allow you to reboot Windows. Restart your computer after Windows starts.

Rebuild the Boot Configuration Record and Master Boot Record

The Master Boot Record (MBR). Boot Configuration data (BCD) and Boot Data (PCI) are two sections on your hard drive. They contain the information you need to run Windows. Your It is possible for your computer to not start. If these areas are corrupt, you can reset Windows.

You can repair your MBR on your PC if you get the error “Unable to Reset PC” every reset. These are the steps to follow Repair or rebuild the Master Boot Record of your computer The Command Prompt.

1. To start, turn on recovery mode and boot up your computer. In Windows 11, go to Settings > System > Recovery Choose and Restart now In the row “Advanced Startup.

Windows 10 is installed on your computer Settings > Update & security > Recovery Choose and Restart now.

2. Select Troubleshoot > Advanced options > Command Prompt. . For Command Prompt to be launched, you might need to sign into your admin accoun.

3. Use type or paste bootrec /scanos Use the press Enter.
4. Use type or paste bootrec /fixmbr Press the button and go to terminal Enter.

5. Paste bootrec /fixboot Press the button and go to terminal Enter.

6. Command Prompt will successfully run the preceding command. Type or paste your message bootrec /rebuildbcd Press the button and go to terminal Enter.

7. Click Close on the Command Prompt to select Continue To restart your computer.

Make Your Disk Partition Active

Windows Boot Sequence Manager (Bootmgr), is the program which loads Windows on your computer’s hard disk. This is your “active” partition. It houses Bootmgr, Windows installation and other programs.

Resetting your computer requires that the Windows OS active partition is deleted and then reinstalled. Windows may not reset if your active partition does not have the boot section, or the other way around Bootmgr has been removed. DiskPart utility To set the active partition on your computer.

1. You must first boot the Windows Recovery Environment (winRE) on your computer. You can go to Settings > System > Recovery, Restart now.

Windows 10 features the following: Settings > Update & security > Recovery Choose and Restart now.

2. Select Troubleshoot > Advanced options Choose and Command Prompt.

3. Use type or paste diskpart Press the button and go to terminal Enter. . This commands launches DiskPart.

4. The next step is to type or paste list disk Use the press Enter. . This command will list all of your hard drives on your computer.

5. Note the “disk number” assigned to your PC’s local disk—see the “Disk ###” column. If “Disk 0” is your PC’s local disk, type select disk 0 Press the button and go to terminal Enter.

You will see the message “Disk 0, is now the selected disk” and you can proceed to the next stage.

6. Type list partition Press the button below and follow this line Enter. . This command will display a list of all partitions on the hard drive.

7. Windows’ primary partition (or section of) the drive is located. Bootmgr can also be found in the partition. The partition number is located in the top right column. Make it your “active” partition.

The primary partition on our device is “Partition 3”, so the next command will be used to pick the partition:

select partition 3

8. Type active Use the press Enter To make the partition selected the active partition.

DiskPart will display an error message when DiskPart detects that the Primary partition does not contain the Boot Sector. Change the Active partition to the “Reserved”. Please refer to our Tutorial on how to mark partitions active in Windows If DiskPart displays an error message, please contact us. This tutorial explains how to create an active partition for Windows.

Perform a System Restore

You can restore your computer back to an earlier time to fix the error “Unable reset your PC”. You can return to an earlier point in your computer’s history where it worked without error.

System Protection must be enabled in order to perform a system restoration. You must also have created a restore point previously.

Our Tutorial on how to create a restore point This document contains detailed information about how to fix system problems by performing system restoration.

Professional Assistance

If none of these suggestions stop you from getting the “Unable To Reset Your Computer” error message, your hard drive or solid state drive (SSD), is most likely to be damaged. An error occurred indicating that a required partition of the drive is not present. Get in touch with Microsoft Support immediately. There are some Software for third-party data recovery Can also be used to recover partitions that are missing, fix disk errors and repair corrupt hard drives.