Outlook is blocking access to some PDF files - Microsoft Community


hi everyone,

in our environment use windows 7 professional sp1 microsoft office professional 2010 (outlook 365). users have started reporting .pdf files being blocked outlook error message:

"outlook blocked access following potentially unsafe attachments:"

it appears random, both internal , external messages being blocked. added couple of senders safe senders list in hopes clear up; however, did not work. ideas? in advance!

i'm seeing others have problem when there 2 .. before pdf extension

sam..pdf

in case, have 1 . long filename, ms drops part of file name , inserts dots , seems cause program detect issue see 2 dots before pdf extension.



Office / Outlook / Other/unknown / Office 2010



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