Windows 10 中的导出和导入默认应用程序关联： ^{(Export and Import Default App Associations in Windows 10: )} Windows 支持不同的程序打开特定类型的应用程序，例如，可以使用记事本和写字板^(WordPad)打开文本文件，您还可以关联特定类型的文件以打开你最喜欢的节目。例如，您可以将 .txt 文件关联为始终使用记事本打开。现在，一旦您将文件类型与默认应用程序相关联，您希望它们保持原样，但有时 Windows 10 会将它们重置为 Microsoft 推荐的默认值。

每当您升级到较新的版本时，Windows通常会将您的应用关联重置为默认值，因此您会丢失Windows 10中的所有自定义和应用关联。为了避免这种情况，您可以导出默认应用程序关联，并在需要时轻松将它们导入回来。因此，不要浪费任何时间，让我们看看如何在下面列出的教程的帮助下在Windows 10中^{(Windows 10)}导出^(Export)和导入默认应用程序关联。^{(Import Default App Associations)}

在Windows 10中导出和导入默认应用关联^{(Import Default App Associations)}

确保 创建一个还原点^{(create a restore point)} 以防万一出现问题。

方法 1：在 Windows 10 中导出自定义默认应用关联^{(Method 1: Export Custom Default App Associations in Windows 10)}

1.按Windows Key + X然后选择命令提示符（管理员）。^{(Command Prompt (Admin).)}

2.将以下命令复制并粘贴到 cmd 并按Enter：

dism /online /Export-DefaultAppAssociations:"%UserProfile%\Desktop\DefaultAppAssociations.xml"

注意：^(Note:)一旦您按下 Enter，您的桌面上就会出现一个名为“DefaultAppAssociations.xml”的新文件，其中包含您的自定义默认应用程序关联。

3.您现在可以随时使用此文件导入自定义默认应用关联。

4.关闭提升的命令提示符，然后重新启动您的 PC。

方法 2：在 Windows 10 中为新用户导入自定义默认应用关联^{(Method 2: Import Custom Default App Associations for New Users in Windows 10)}

您可以使用上述文件 ( DefaultAppAssociations.xml ) 导入自定义默认应用程序关联或为新用户导入它们。

1.登录到您想要的用户帐户（您的用户帐户或新用户帐户）。

2.确保将上面生成的文件（DefaultAppAssociations.xml）复制到您刚刚登录的用户帐户。^{(to the user account you just logged into.)}

注意：^(Note:)将文件复制到特定用户帐户的桌面。

3.现在将以下命令复制并粘贴到 cmd 并按Enter：

dism /online /Import-DefaultAppAssociations:"%UserProfile%\Desktop\DefaultAppAssociations.xml"

4.一旦您点击Enter，您将为特定用户帐户设置自定义默认应用程序关联。

5.完成后，您现在可以关闭提升的命令提示符。

方法 3：完全删除自定义默认应用关联^{(Method 3: Completely Remove Custom Default App Associations)}

1.按Windows Key + X然后选择命令提示符（管理员）。^{(Command Prompt (Admin).)}

2.将以下命令复制并粘贴到 cmd 并按Enter：

Dism.exe /Online /Remove-DefaultAppAssociations

3.一旦命令完成处理，关闭提升的命令提示符。

受到推崇的：^{(Recommended:)}

• 在 Windows 10 中解密 EFS 加密文件和文件夹^{(Decrypt EFS Encrypted Files and Folders in Windows 10)}
• 允许或阻止用户更改 Windows 10 中的日期和时间^{(Allow or Prevent Users from Changing the Date and Time in Windows 10)}
• 如何在 Windows 10 中更改日期和时间格式^{(How to Change Date and Time Formats in Windows 10)}
• 在 Windows 10 中更改光标粗细的 3 种方法^{(3 Ways to Change Cursor Thickness in Windows 10)}

就是这样，您已经成功学习了如何在 Windows 10 中导出和导入默认应用程序关联，^{(How to Export and Import Default App Associations in Windows 10)}但如果您对本教程仍有任何疑问，请随时在评论部分提问。

Export and Import Default App Associations in Windows 10

Export and Import Default App Associations in Windows 10: Windows support different programs to open a particular type of application, for example, a text file can be opened with notepad as well as WordPad and you can also associate a particular type of file to open with your favorite programs. For example, you can associate the .txt files to always open with notepad. Now once you associate the file type with the default application, you want to stay them as it is but sometimes Windows 10 resets them to Microsoft-recommended defaults.

Whenever you upgrade to a newer build, Windows typically reset your app associations to default and thus you lose all your customization and app associations in Windows 10. In order to avoid this scenario you could export your default app associations and whenever needed you can easily import them back. So without wasting any time let’s see How to Export and Import Default App Associations in Windows 10 with the help of the below-listed tutorial.

Export and Import Default App Associations in Windows 10

Make sure to create a restore point just in case something goes wrong.

Method 1: Export Custom Default App Associations in Windows 10

1.Press Windows Key + X then select Command Prompt (Admin).

2.Copy & paste the below command into cmd and hit Enter:

dism /online /Export-DefaultAppAssociations:"%UserProfile%\Desktop\DefaultAppAssociations.xml"

Note: As soon as you hit Enter, there would be a new file on your desktop with the name “DefaultAppAssociations.xml” which would contain your custom default app associations.

3.You can now use this file to import your custom default app associations at any time you want.

4.Close the elevated command prompt and then restart your PC.

Method 2: Import Custom Default App Associations for New Users in Windows 10

You can either use the above file (DefaultAppAssociations.xml) to import your custom default app associations or import them for a new user.

1.Login to your desired user account (Either your user account or the new user account).

2.Make sure to copy the above-generated file (DefaultAppAssociations.xml) to the user account you just logged into.

Note: Copy the file to the desktop for the particular user account.

3.Now copy & paste the following command into cmd and hit Enter:

dism /online /Import-DefaultAppAssociations:"%UserProfile%\Desktop\DefaultAppAssociations.xml"

4.As soon as you hit Enter you will set a custom default app associations for the particular user account.

5.Once done, you can now close the elevated command prompt.

Method 3: Completely Remove Custom Default App Associations

1.Press Windows Key + X then select Command Prompt (Admin).

2.Copy & paste the below command into cmd and hit Enter:

Dism.exe /Online /Remove-DefaultAppAssociations

3.Once the command finish processing, close the elevated command prompt.

Recommended:

• Decrypt EFS Encrypted Files and Folders in Windows 10
• Allow or Prevent Users from Changing the Date and Time in Windows 10
• How to Change Date and Time Formats in Windows 10
• 3 Ways to Change Cursor Thickness in Windows 10

That’s it you have successfully learned How to Export and Import Default App Associations in Windows 10 but if you still have any questions regarding this tutorial then feel free to ask them in the comment’s section.

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