Other issues or features related to Microsoft Edge on Windows 10
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I double click on them, but a yellow message appears on the bottom or top of the email, sometimes i can open a separate tab to read the attachment, sometimes not, its very frustrating some times
Other issues or features related to Microsoft Edge on Windows 10
I understand how frustrating intermittent attachment problems can be.
Instead of double-clicking the attachment, click the three dots or download arrow beside it and choose Download, then open the saved file from your Downloads folder. This bypasses the browser preview, which may be the part failing.
Please also try these as well:
Outlook may intentionally block certain potentially unsafe attachment types.
If it continues, please share the exact wording of the yellow message and the attachment’s file type, but remove any personal information.