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My antivirus is causing files to open read-only Some antivirus programs may protect you from potentially unsafe files by opening them read-only. You may need to check with your antivirus provider to learn …

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When you try to create a new signature linked to your own account (cloud signatures), you notice that the newly created signature gets deleted after a while or you may find that the signature does not …

Here are some common attachment issues you might encounter or attachment questions you might have with new Outlook or classic Outlook for Windows.

Select a country/region If a phone number isn't working, please leave us a comment using the Was this information helpful? section at the bottom of this topic and include the phone number and …

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Embedding images in Rich Text formatted emails appear blanked out in emails that you send. You will be able to confirm this by reviewing the emails in the Sent Items folder. Images that you add in the …

Unpublish a version of a file If you have the necessary permissions, you can unpublish a version from a document library. If major and minor versioning is enabled in your library, the unpublished version …