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25 May 2023  John Weaver  Senior Program Developer
 

Summary

Discover effective solutions to fix the 0x80073CF9 error and safeguard your computer data with ease. Read on to learn more.



Table of contents

table iconI. What is 0x80073CF9 error? Why does this error occur?
table iconII. Use Renee Becca to protect computer data before repairing faults
table iconIII. How to solve the 0x80073CF9 error?
0x80073CF9
I. What is 0x80073CF9 error? Why does this error occur?
The 0x80073CF9 error usually appears when you try to download, install, or update an application through the Windows Store. Once this error occurs, it will prevent the application from installing properly; it cannot be resolved by restarting the device normally.
0x80073CF9 error
There are many reasons for this error, such as file system failure or corruption, application corruption or failure, missing AUInstallAgent, antivirus software blocking, and more. After understanding the above content, in order to ensure that important data in the computer will not be lost due to the repair process, you can borrow professional data backup tools to back up important data first, and then repair the fault.
II. Use Renee Becca to protect computer data before repairing faults

1. What is Renee Becca?

As a backup and restore tool that adopts leading incremental/differential backup technology, Renee Becca can help you save more time and disk space. This software supports backup and restoration of important data in the computer, such as programs, system configuration, emails, photos, videos, documents, bookmarks, etc. In terms of functions, in addition to supporting system backup, it also supports partition backup, hard disk backup, file backup, disk cloning and system migration, so it can meet your different needs.
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2. How to backup data with Renee Becca?

Backing up data with Renee Becca is very simple, the specific steps are as follows:
Step 1: Download, install and run Renee Becca on the computer, and select the (File Backup) option in the main interface (Backup) column.
Select file backup options
Step 2: Next, select all the files that need to be backed up in (source file (device)), and select the hard disk partition to store the backup data in (destination).
Select files to backup
In addition, in (task plan), you can make a daily/weekly/monthly automatic backup plan and click (confirm) to enable the automatic backup function.
set backup time
In (Backup Scheme)-(Scheme Type), you can choose a suitable backup scheme mode according to your individual needs. Renee Becca has 5 backup schemes to choose from, namely version chain mode, single version mode, overall mode, incremental mode and diff mode.
Select backup plan mode
Renee Becca has 5 backup plans to choose from:
Version chain mode: Only the latest 5 versions are kept, and useless old versions are automatically deleted after the backup is completed.
Single version mode: Only the latest version is kept, and the previous version is automatically deleted after the backup is completed.
Entire mode: Creates a full backup.
Incremental mode: After the initial full backup, only incremental backups are created.
Differential mode: After the initial full backup, only differential backups are created.

Step 3: Finally, click the (Backup Now) button to start executing the backup file command according to your settings, and you can see the progress of all backup tasks on the task bar. After the backup is complete, you can click the (Restore) button to restore the files to the specified hard disk when necessary.
Check the file backup progress on the taskbar
Step 4: After that, select the location where the files are to be restored, and click the (Restore) button.
Choose where to restore
After understanding the method of backing up data, let’s learn how to fix the 0x80073CF9 error.
III. How to solve the 0x80073CF9 error?

1. Uninstall the app and install the new version

Error 0x80073CF9 can occur when an application is installed incorrectly or is not compatible with the system. At this time, you can try to uninstall the program and reinstall the new version to solve the current problem. The specific steps are as follows:
Step 1: Run the computer, click the (Start) button in the lower left corner, and find (Settings) (the small gear icon).
Click the settings button
Step 2: Next, in the “Settings” interface, find (Application) and enter the corresponding interface. Then click the (Applications and Features) option on the left, click the application that reported the error on the right, and press the (Uninstall) button to successfully uninstall the faulty program (here, take uninstalling Adobe Flash Player as an example). After the uninstallation of the application is complete, just download the corresponding application from the official channel again.
Click the Uninstall button to uninstall the app

2. Add AUInstallAgent folder

The 0x80073CF9 error may be caused by the lack of the AUInstallAgent directory in Windows. At this time, you only need to re-add the AUInstallAgent folder. The specific operation steps are as follows:
Step 1: Run the computer, double-click the “This Computer” icon on the desktop, and then open the disk where Windows is installed (usually the C drive), and then double-click to open the (Windows) folder.
Find and open the Windows folder
Step 2: After that, right-click on the blank area to create a new folder named (AUInstallAgent). After the operation is complete, restart the computer to try installing the current application again and see if the problem is resolved.

3. Uninstall third-party antivirus software

Although antivirus software can effectively protect computer security, third-party antivirus software may occasionally prevent the normal update of applications due to potential risk factors. The solution is to uninstall the third-party antivirus software. The specific steps are as follows:
Step 1: Run the computer, click the (Start) button in the lower left corner, and find (Settings) (the small gear icon).
Click the settings button
Step 2: Next, in the “Settings” interface, select the (Application) option and enter. After that, switch the function bar on the left to (Apps and Functions), find and click the antivirus software that needs to be uninstalled on the right, and press (Uninstall). Then restart the computer to see if the problem is resolved.
Select the antivirus software that needs to be uninstalled

4. Perform Windows update

If the Windows update is not installed in time, the 0x80073CF9 error may also appear. At this time, you can also try to solve it by manually updating Windows. The specific operation steps are as follows:
Step 1: Run the computer, click the (Start) button in the lower left corner and find (Settings).
Click the settings button
Step 2: Click the (Update and Security) option and enter, and then under the (Windows Update) tab, check if there are updates that need to be downloaded and installed. If so, please click the (Download) button to download and install Windows updates. If only the (Check for Updates) button is displayed, click it to check for any uninstalled Windows updates.
Click the download button to update Windows