Unable to execute .exe File extension which has been blocked by Microsoft Defender

Ainul Jasni 41 Reputation points

error: This app has been blocked by your system administrator. Contact your system administrator for more info.

Steps done:

  1. Manage Antivirus from Microsoft Endpoint Management
  2. Edit Existing Policy
  3. Edit Configuration Settings:
  4. file extensions to exclude: exe

ive also tried to exclude from specifying the file & folders path.

Microsoft Intune
Microsoft Intune
A Microsoft cloud-based management solution that offers mobile device management, mobile application management, and PC management capabilities.
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  1. Crystal-MSFT 44,841 Reputation points Microsoft Vendor

    @Ainul Jasni , Thanks for posting in Q&A.

    For your error, based on my research, it can be caused by many reasons. Like windows Defender and smart screen, Applocker and etc. Here is a link with more details:
    Note: Non-Microsoft link, just for the reference.

    Here, we suggest to try the following suggestions to see if it helps:

    1. Please choose one affected device, check all the policies applied to this device and see if there's any policy with windows Defender smart screen, AppLocker policy configured on the device. If yes, remove them.
    2. Check if the User Account Control is configured to Automatically deny elevation requests under Intune security Baseline Policy. If yes, change to "Prompt for credentials" to see if it works. Here is a link with the detailed steps for your reference:
      Note: Non-Microsoft link ,just for the reference.

    Please try the above suggestions and if there's any update, feel free to let us know.

    If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
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