Download AppXRuntime.adml to Fix Errors

Sometimes Windows system displays error messages regarding corrupted or missing AppXRuntime.adml files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent AppXRuntime.adml file can therefore effect in failed execution of the started process.

AppXRuntime.adml file Group Policy Language-Specific Administrative Template. The file was developed by Microsoft for use with Windows software. Here you will find detailed information about the file and instructions how to proceed in the event of AppXRuntime.adml related errors on your device. You can also download AppXRuntime.adml file compatible with Windows 10, Windows 8.1, Windows 8 devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8.1, Windows 8

File info

General information
Filename AppXRuntime.adml
File extension ADML
Type System
Description Group Policy Language-Specific Administrative Template
Program Windows 10
Software Windows
Author Microsoft
Software version 10
File size 5181
Oldest file 2012-07-26
MIME type application/xml

There are various types of errors related to AppXRuntime.adml file. AppXRuntime.adml file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to AppXRuntime.adml file. If you encounter one listed below (or similar), please consider the following suggestions.

  • AppXRuntime.adml is corrupted
  • AppXRuntime.adml cannot be located
  • Runtime Error - AppXRuntime.adml
  • AppXRuntime.adml file error
  • AppXRuntime.adml file cannot be loaded. Module was not found
  • cannot register AppXRuntime.adml file:
  • AppXRuntime.adml file could not be loaded
  • AppXRuntime.adml file doesn't exist



Application could not be started because AppXRuntime.adml file is missing. Reinstall the application to solve the problem.


Problems related to AppXRuntime.adml can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing AppXRuntime.adml file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

AppXRuntime.adml file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with AppXRuntime.adml file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Windows Update

Installing relevant Microsoft Windows patches and updates may solve your problems related to AppXRuntime.adml file. Use dedicated Windows tool to perform the update.

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of AppXRuntime.adml or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to AppXRuntime.adml file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the AppXRuntime.adml file with properly working version. To use the tool:

  1. Go to the Windows "Start" menu
  2. Type "cmd" in the search field
  3. Locate "Command Prompt" result – don't run it yet:
  4. Click the right mouse button and select "Run as Administrator" option
  5. Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Windows Recovery

Another approach is to restore system to previous state, before the AppXRuntime.adml file error occured. In order to restore your system, follow the instructions below

  1. Go to the Windows "Start" menu
  2. Type "System Restore" in the search field
  3. Start the system restore tool – it's name may differ depending on version of the system
  4. The application will guide you through the process – read the messages carefully
  5. After the process has finished, restart your computer.

If all the above-mentioned methods failed and the AppXRuntime.adml file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace AppXRuntime.adml file

The last solution is to manually download and replace AppXRuntime.adml file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded AppXRuntime.adml file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of AppXRuntime.adml file example directory paths.

  • Windows 10: C:\Windows\PolicyDefinitions\en-US\
  • Windows 8.1: C:\Windows\PolicyDefinitions\en-US\
  • Windows 8: 1: C:\Windows\PolicyDefinitions\en-US\

If the steps did not solve your AppXRuntime.adml file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename AppXRuntime.adml
System Windows 10
File size 5181 bytes
Date 2017-03-18
File details
MD5 a038982a7d8e2b8018d4fc5cca21c8a3
SHA1 3e76f9c296369a892f7d4027d74712644a1a3559
SHA256 a916f8f3b30d97334a5e5ff085f8d91b6eb6ae0e57d09f860d3aab63c26f0766
CRC32 8a01ebb0
Example file location C:\Windows\PolicyDefinitions\en-US\
Filename AppXRuntime.adml
System Windows 8.1
File size 4462 bytes
Date 2014-11-21
File details
MD5 bf19db2e91edefe517515ba23b30103e
SHA1 324d98b315d7f8e096d8d61505610706d0c73856
SHA256 42778994d23cdb74c446e70c30942991e89df6aacc1225aebb05464d69da6dec
CRC32 8ec86655
Example file location C:\Windows\PolicyDefinitions\en-US\
Filename AppXRuntime.adml
System Windows 8
File size 2823 bytes
Date 2012-07-26
File details
MD5 b9366063cea0911d62342150afe3b765
SHA1 fb955eb97eb963ab0b04a59996ca8991f85495ec
SHA256 5f195eadf62cdeb0c3f0e4caba62d9e887f7a5e557a768378f2ddd3fed162c41
CRC32 7a1ef9e2
Example file location 1: C:\Windows\PolicyDefinitions\en-US\