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Error 0xc1420121 often appears when initiating Windows 10 updates, warning of insufficient system conditions for installing the latest version. This error commonly stems from limited storage capacity on the computer system. There are various ways to address Error 0xc1420121 as outlined below.
1. Resolving Error 0xc1420121 using Windows 10's built-in troubleshooting tool
Windows 10 provides a versatile troubleshooting tool that can fix most basic errors on the operating system. By utilizing this feature, you can easily fix Error 0xc1420121 on Windows 10.
Step 1: Begin by opening the Start Menu and typing Settings to access the computer's settings.
Step 2: Next, select the Update & Security tab to access update and security settings.
Step 3: Choose the Troubleshoot tab and select Windows Update => Run the troubleshooter to open the error fixing tool on Windows 10.
Step 4: Lastly, simply wait for the Windows Update tool to automatically scan and fix errors on the computer. The error fixing process on the computer will take approximately 3-5 minutes.
After successfully resolving the error, try updating again to check for error 0xc1420121.
2. Fix error 0xc1420121 by cleaning up junk files on the hard drive
In some cases, error 0xc1420121 also occurs when the hard drive capacity is insufficient for the downloaded installation. In this case, simply clean up the hard drive to free up space to complete.
Step 1: Open This PC and Right-click on the C drive => Properties to access settings.
Step 2: In the Properties window, select the General (1) tab and click Disk Clean-up (2) to begin cleaning up data on the hard drive.
Step 3: After the system successfully scans all junk data, select all and press OK to start cleaning up.
After successfully cleaning up the data, return to Update Windows 10 and update again to check.
3. Fix error 0xc1420121 using Registry
Registry allows you to intervene in many aspects of your computer, including fixing error 0xc1420121 when updating Windows 10.
Step 1: Open MenuStart and type Registry Editor to open it.
Step 2: Then, copy the link below and paste it into Registry Editor to navigate to the folder location for inspection.
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\WIMMount
Step 3: Paste the link into the navigation bar in Registry Editor and press Enter to open it.
Step 4: In the folder we opened in Registry Editor, select the ImagePath item to begin the modification process.
Step 5: In the Edit String window, copy the data below and paste it into Value Data to replace. After successfully replacing the data, press OK to complete.
system32\drivers\wimmount.sys
In this article, Software Tips has guided you on how to fix error 0xc1420121 on Windows 10 computers. Have a great day!
