Fix Error Loading Operating System
Most users have encountered the Error Loading Operating System with a black screen when they try to boot their HP PC. Generally, this issue occurs after the installation of the Windows operating system, system crash, system restart, or sudden power down, these reasons cause the error message: Error Loading Operating System.
How to resolve the Error Loading Operating System issue?
Whenever you power on your HP PC, its CMOS and BIOS starts to work on the system setup, scan the hard drives, and then launch the operating system. If any issue occurs with the hard drive during the process, then the operating system doesn’t launch and you can’t open your HP PC.
What issues prevent the proper loading of the operating system?
1) Damaged files and folders of the operating system.
2) The primary hard drive containing the system applications and operating system not detectable due to multiple hard drives connected to the HP PC.
3) Corrupted hard drive.
4) Damaged system hard drive due to virus infection, disk write error, or sudden power cut.
5) The system BIOS doesn’t support the hard drive.
Steps to Fix the Error Loading Operating System
1) Update the BIOS if the drive is not setup correctly in the CMOS and the BIOS on the motherboard is not supporting the hard drive.
2) If there is any hard drive issue, then perform the Windows CHKDSK. The Windows CHKDSK tool scans and fixes the corrupted sectors of the hard drive.
3) Restore the Master Boot Record (MBR) information to fix inappropriate hard drive settings and partitions.
Updating the System BIOS
Pay attention while updating the system BIOS due to a sudden power loss as it may corrupt the BIOS firmware during the process. Consequently, you can’t access your data. Make sure to backup all the important files before updating the system BIOS to access and work on them later.
1) Gather the model information of the motherboard. To do so, check the user manual of the mainboard.
2) Recognize the current version of the BIOS. To do this, go to the System Information application. Type System Information in the search box and click on the System Summary. Now, you can see the current version of the BIOS.
3) Visit the HP official site. Search the model number of your HP PC and download the latest version of the BIOS from the displayed download list.
4) Run the BIOS update after completing the download process.
5) After updating the system BIOS, reboot your HP PC.
Launching Windows CHKDSK
Perform the solution according to the cause, that’s why it is essential to recognize the cause of the Error Loading Operating System issue. To do so, perform the Windows CHKDSK to scan and fix the bad sectors of the hard drive.
It is a built-in tool in the Windows operating system to check the health of the hard drive. After launching the Windows CHKDSK, it automatically scans and fixes the corrupted sectors of the hard drive.
1) Go to my computer.
2) To check the errors, right-click on the drive.
3) Click on the Properties option.
4) Go to the Tools tab.
5) Click on the Check now button within the Error-checking section.
5) Click Start to check-in and scan the corrupted sectors of the hard drive when a dialog box appears with Check disk options. Performing Windows CHKDSK will reveal and fix the physical damage of the hard drive if any.
Restoring the Master Boot Record (MBR) Information
Sometimes, the Error Loading Operating System issue is caused due to damaged MBR. The entire boot process is interrupted and Windows doesn’t boot due to corrupted MBR. Check the steps online for your Windows version as every version of the Windows operating system has a different method to restore MBR information to resolve the Error Loading Operating System issue.
1) Use a DVD or a USB flash drive to create installation media through the Windows 10 Media Creation Tool.
2) To set the USB flash drive or the CD/DVD as the first boot device, enter the BIOS settings, then boot from the installation media.
3) Set your preferences, and then click on the Next button to proceed further.
4) Click on Repair your computer option accessible on the lower-left corner.
5) Go to the Troubleshoot section.
6) Choose Command Prompt within the Advanced options page.
7) Type the following commands and press Enter after typing each command in the Command Prompt window.
ii) bootrec /fixboot
iii) bootrec /scanos
iv) bootrec /rebuildbcd
8) Remove the USB flash drive or the CD/DVD.
9) Type exit and press Enter to close the Command Prompt window.
10) Reboot your HP PC to see if your HP PC can boot up properly.