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GerJMG's avatar
GerJMG
Copper Contributor
Apr 05, 2023

Windows Defender blocking all PDF attachments from opening.

Hi everybody,   I am currently experiencing an issue with a client where a User can't open any PDF attachments from Outlook because it is being blocked by Windows Defender with this message:"Your I...
Intune
mobile device management (mdm)
Software Management
elieelkarkafi's avatar
elieelkarkafi
MVP
Apr 05, 2023

GerJMG do you have any safe attachment policy configured in Defender for O365?

  • GerJMG's avatar
    GerJMG
    Copper Contributor
    Apr 06, 2023
    We do indeed, but it only blocks "Current and future E-Mails with detected Malware-Attachments".

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