Microsoft Store Error Code 0x80073CF9 Something Went Wrong On Windows 11/10 PC FIX

Error 0x80073CF9 is a Microsoft Store installation/update error.
It occurs when the Store fails to download, install, or update apps due to corrupted system components, missing permissions, or blocked update processes.

🔍 Common Causes
1. Corrupted Microsoft Store Cache

If cached installation data is damaged, the Store may fail to install or update apps.

2. Missing or Misconfigured Appx Folder

The folder C:\Program Files\WindowsApps must exist and be properly configured. If it’s missing, renamed, or has incorrect permissions, error 0x80073CF9 can appear.

3. Windows Update Services Not Running

Since the Microsoft Store relies on Windows Update and Background Intelligent Transfer Service (BITS), if these are disabled or malfunctioning, app installations will fail.

4. Corrupted System Files

Damaged system files or missing dependencies (such as DLLs or manifests) can prevent the Store from processing app updates.

5. Insufficient Disk Space or Storage Issues

If the drive where apps are installed is full, corrupted, or has bad sectors, the Store may fail with this error.

6. Antivirus or Firewall Interference

Overly strict third-party security tools may block app installations or modify permissions required by the Store.

7. Account or Sync Problems

If your Microsoft account is not properly synced, or there’s a problem with licensing, the Store may not complete app downloads.

Script 1:
Get-AppXPackage *WindowsStore* -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

Script 2:
Get-AppXPackage | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

》 CHAPTERS 《

00:00 Intro
00:19 Solution 1
01:21 Solution 2
01:55 Solution 3
03:19 Solution 4
05:23 Outro Receive SMS online on sms24.me

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