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    Senior Product Manager


Many users feel confused when error code appears in Windows 10 at startup. Then what we can do is to reinstall system? In fact, there’re any other ways. Next, let’s learn about the reasons why error code 0xc0000001 appears and we’ll provide several solutions for you to fix it.

Windows 10

Why Error Code 0xc0000001 Appears in Windows 10?

When you encounter error code 0xc0000001, there may be due to damaged system files. If hardware you replaced recently or the boot sector get damaged, the error code 0xc0000001 could also appear.
Error code 0xc0000001

How to Fix Error Code 0xc0000001 in Windows 10?

Solution One: Uninstall Problematic Software in Safe Mode

Step 1: Restart your PC. Press “Shift + F8” key when the windows screen begins to load.
Step 2: Select these options in order: “Troubleshoot”> “Advanced options”> “Startup setting”. Finally, click “Restart”.
startup settings
Step 3: After restarting, press “F4” to enable safe mode.
press 4 to enable safe mode
Step 4: In safe mode, press “Win + R” key to go into “Windows settings” and select “Apps”. Click “Apps & features” then uninstall the software that was installed recently. Finally, reboot your PC.
uninstall software in Windows 10

Solution Two: Startup Repair in Windows Recovery Environment

Step 1: Download Windows 10 Media Creation on another PC that can operate normally.
Step 2: Open the Media Creation tool, accept the license terms. Then select the second option “Create installation media (USB flash drive, DVD, or ISO file) for another PC”. Click “Next”.
create media Windows 10
Step 3: Select “USB flash drive”. Please ensure the space of your USB flash drive is 8GB at least.
Bootable media USB drive in Windows 10
Step 4: Please wait for the download of Widnows 10 installation file.
Step 5: Connect the USB disk to target PC. Boot the PC from USB flash drive.

Note: Please change the boot order in BIOS setup and put “Removable Devices” as the first choice.

change BIOS boot order
Step 6: Click “Repair your computer” in the bottom-left corner after you boot your PC from the USB disk.
Repair your computer
Step 7: When you enter Windows recovery environment, select “Troubleshoot”> “Advanced options”> “Startup Repair”.
startup repair in Windows

Solution Three: Restore System with Windows Recovery Environment

This solution requires an administrator account to perform. Please create it if you don’t have. Besides, it’s suggested to backup some important files before recovering system.
Step 1: Create Windows 10 bootable media according to Solution Two. Click “Repair your computer” in the bottom-left corner when you see the Windows 10 installation screen.
Repair your computer
Step 2: After you enter Windows Recovery Environment, select “Troubleshoot”> “Advanced options”> “System Restore”. Then type the administrator account name and password and follow on-screen instructions.
Restore system in Windows 10
Be afraid of losing important data and files? Renee PassNow can help you out. Use Renee PassNow to create a bootable USB drive then you will be able to transfer all your important files or data.
data transfer function

Solution Four: Scan and Detect Bad Sectors of Hard Disk

Step 1: Take off the disk and connect it to another PC via hard disk enclosure. Next, download the hard disk detection tool HDD-SCAN.
Step 2: Wait for the scanning process finish. If there are bad tracks in 0, 63, 204800 sectors, it will be necessary to pay special attention to them. Please refer to the solution to detect and repair bad sectors.
windows 10 slow startup bad sector found in HDD Scan