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    Senior Product Manager

Learn about the error code 0xC004F074 when activating Windows and discover conventional solutions. Safeguard your important data with backup methods recommended in this article.


I. Why does the 0xC004F074 error occur?

When product activation is required after updating Windows, it may be interrupted due to some reasons, resulting in 0xC004F074 error code. The reason for this error may be a time difference between the KMS client and the KMS host, Windows not being activated with a genuine serial number, the product key being used in another copy of Windows, damaged Windows system files, interference, etc.
To better repair the 0xC004F074 error, back up important data first to avoid file loss during the process. Use Renee Becca, a professional data backup tool.

II. Use Renee Becca to back up data before repairing the fault

1. What is Renee Becca?

Renee Becca is a tool for system/hard disk data backup and restoration. It uses incremental/differential backup technology to save time and disk space. It can easily backup and restore important data like programs, system configuration, emails, photos, videos, documents, and bookmarks. It offers functions such as system backup, partition backup, hard disk backup, file backup, disk cloning, and system migration.
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2. How to backup data with Renee Becca?

Step 1: Download, install, and run Renee Becca on the computer. Select the (File Backup) option in the main interface.
click to back up files in renee becca
Step 2: Select files to back up in the source file, choose a hard disk partition as the destination for backup data, and for added security, consider storing the backup file externally. To set up regular automatic backups, create a task plan with daily/weekly/monthly backup options and enable the automatic backup function by clicking OK.
how to back up files in renee becca
In Backup Scheme-Scheme Type, you can choose from 5 backup schemes in Renee Becca: version chain mode, single version mode, full mode, incremental mode, and differential mode.
backup mode of file backup on Renee Becca
Step 3: Click the (Backup) button to start executing the backup file based on your settings. Monitor the progress of all backup tasks on the taskbar. After completion, click the (Recovery) button to restore the file to the specified disk when needed.
recover backup files from renee becca
Step 4: After that, select the location where the files are to be restored, and click the (Recovery) button.
files recovery location
After understanding the methods of backing up data, let’s learn several general methods for fixing error code 0xC004F074.

III. How to fix 0xC004F074 error?

1. Use the command prompt to execute the Slmgr.vbs command

Slmgr, or Software License Manager, is essential for managing activation, keys, and certificates on a computer system. Refer to Microsoft’s official instructions for more details. To install the product key, use the Slmgr.vbs command with the following steps:
Step 1: Search (cmd) in the search box in the lower left corner, right-click (Command Prompt) and select (Run as administrator) to open the Command Prompt tool.
run as administrator
Step 2: Open the command prompt window and enter the command (slmgr.vbs -ipk xxxxx-xxxxx-xxxxx-xxxxx-xxxxx) replacing the x’s with the product key (25 digits). Press Enter to install the product key.
slmgr.vbs commonly used command parameters:
① Install the product key command:slmgr.vbs-ipk xxxxx-xxxxx-xxxxx-xxxxx-xxxxx
② Install the OEM certificate method command: slmgr.vbs -ilc x:xxx.XRM-MS
③ Activate Windows command: slmgr.vbs -ato
④ Display the expiration date command of the license activation status: slmgr.vbs -xpr
⑤ Command to view the summary information of the license: slmgr.vbs -dli
⑥ View license details command: slmgr.vbs -dlv
⑦ Uninstall the current product key command: slmgr.vbs -upk

Step 3: Enter the command (slmgr.vbs -ato) in the command line window and press the Enter key to force Windows to activate online. Restart the computer to check if error code 0xC004F074 has been fixed.
slmgr vbs ato

2. Execute the Slui command

Slui.exe is a crucial Windows system process used for changing product keys, activating Windows, checking license authenticity, and more. Here are the specific steps to use the Slui command:
Step 1: Run the computer, press the (Windows+R) keys simultaneously to open the Run window. Type slui 3 in the search box and press the Enter key.
slui 3 command
Step 2: Enter the correct product key in the designated area, click (Next), then click (activate). Restart the computer after completion to check for problem resolution.
enter product key windows

3. Use the SFC command to check and repair damaged system files

sfc /scannow is a commonly used command among all SFC commands. It can scan all protected system files and fix problems. The specific operation steps are as follows:
Step 1: Search (cmd) in the search box in the lower left corner, right-click (Command Prompt), and select (Run as administrator).
run as administrator
Step 2: Enter the command "SFC /scannow" in the command prompt window and press Enter. System File Checker will scan and fix problematic system files. Restart your computer after the repair is complete to see if the problem is resolved.
Enter the SFC command

4. Run the Windows Update Troubleshooter

Windows Update Troubleshooter is a built-in tool in Windows that helps users fix system update issues, including error code 0xC004F074. Here are the steps to run it:
Step 1: Run the computer, press (Windows+I) to open the setting interface, and click on (Update & Security).
Windows update and security
Step 2: Find “Troubleshoot” in the function bar on the left, select “Windows Update” on the right, and click “Run the troubleshooter“. Wait a few moments after troubleshooting is complete to see if the problem is resolved.
run the trouble shooter in windows update