Windows Store Error 0x80240438

Cal Newport
Cal Newport Last Updated: May 19, 2022


Software: Windows 8 & 10 | Last modified on 2018-06-18


When attempting to download and install apps from the Windows Store, error 0x80240438 occurs.

[Solution 1] Change the disableWindowsUpdateAccess value


  1. Open Run and execute Regedit
  2. Navigate to HKEY_CURRENT_USER \Software \Microsoft \Windows \CurrentVersion \Policies \WindowsUpdate.
  3. Change the DisableWindowsUpdateAccess REG_DWORD value from 1 to 0.
  4. Restart the computer and attempt to download apps from the Windows Store.

[Solution 2] Clear the Windows Store cache


  1. Close the Windows Store.
  2. Open Run and execute %localappdata%
  3. Open \Packages \Microsoft.WindowsStore_8wekyb3d8bbwe \Local cache.
  4. Delete all folders and files in this parent folder.
  5. Restart the Windows Store and attempt to download apps again.

Cal Newport
Written by

Cal Newport

Cal Newport is Provost’s Distinguished Professor of Computer Science at Georgetown University, and the author of seven books. His ideas and writing are frequently featured in major publications and on TV and radio.


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