How to Fix Can’t Install UWP Apps Error code 191

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Some Windows 10 users report that in recent months they have had problems installing Microsoft Store and UWP applications – particularly Adobe XD, a UWP application. In today’s article, we will try to address this issue.

In short, Universal Windows Platforms (UWP) applications – formerly Windows Store applications and Metro-type applications – are applications that can be used on all compatible Microsoft Windows devices, including PCs, tablets, smartphones, Xbox One, Microsoft HoloLens and the Internet of Things (IoT).

Troubleshooting if You Have Administrator Privileges

Make sure your login account has administrative privileges before you start:

  1. Press the Windows + R keys on your keyboard.
  2. Type netplwiz and click OK.
  3. Make sure that the administrators are under Group in the Users tab.

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To Enable Administrator Privileges:

  • Select the account you want to change under Users for this computer.
  • Click Properties.
  • On the Group Membership tab, select the Administrator user account type.
  • Click Apply and click OK.

Using the Powershell

  • Powershell Launch
  • Set-ExecutionPolicy without restrictions
    • Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register “$($_.InstallLocation)\AppXManifest.xml”}
  • Reboot your system

Verify Read and Write Access

Make sure the following directories have read and write access.

  • C:\Windows\temp
  • C:\Program Files\ WindowsApps
  • C:\Users\<User Name>\AppData\Local\Temp
  • C:\Users\<User Name>\AppData\Local\Packages

Continue installing XD from the Creative Cloud desktop application.

Resetting the Microsoft Store

Click Start and type cmd with the Enter key to open the input window.

In the command prompt window, type the following command and press Enter

  • wsreset.exe

Wait for Microsoft Store to start.

Updating the Microsoft Store application

  1. Open “Microsoft Store”.
  2. Then open the menu in the upper right corner and select “Downloads and Updates”.
  3. Execute the updates. “App Install” or “Microsoft Store” should be the most critical.
  4. Restart your PC
  5. Installing Adobe XD

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