I want to show you beneficial settings you might configure on your Office 365, considering we use in Office 365 we are limited to harden Office 365, and looking for any way to secure Office 365 capabilities and harden users experience, thereby today I want to present you how can we prevent from user downloading attachments from OWA in Office 365 and preventing information leakage out.
Go to Office 365 to Permissions and then “Outlook Web Polices” then click on +
Then, uncheck the “Direct File Access“: further, you can enable files viewing:
Then, assign the new policy to the particular mailbox:
Probably you have to wait at least 5 minutes until it applies: