Fixed: ‘Takes a Long Time to Open an Attachment in Microsoft Outlook’

Radu Tyrsina
by Radu Tyrsina
Founder & Editor-in-Chief
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Microsoft has recently issued a lot of fixes for Windows 8, 8.1 and upcoming Windows 10 owners and one of the recent updates involves some fixes for problems linked to Microsoft Outlook attachments. Let’s have a look below.
outlook atachment takes a long time to load
If you encounter the following problem – “it takes a long time to open an attachment in Microsoft Outlook in Windows 10, Windows 8.1 or Windows Server 2012 R2″, then you’ll be happy to hear that problems have been solved by the Microsoft team. You just need to make sure that you have ran the latest Windows Update since there hasn’t been provided a hotfix for download.

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Problems with Microsoft Outlook attachments fixed for some Windows 8, 8.1, 10 users

Here’s how the official issue has been described:

You have a computer that is running Windows 8.1, Windows RT 8.1, or Windows Server 2012 R2. You try to open an attachment in Microsoft Outlook, and folder redirection is used for saving the attachment to a specific folder. The network connection latency is high.

Update rollup 2984006 is the one that contains the fix, so make sure you don’t miss it. The solution applies to Windows 8.1 Enterprise, Windows 8.1 Pro, Windows 8.1, Windows RT 8.1 and all versions of Windows Server 2012 R2.

Fix ‘Outlook takes a long time to open an attachment’ simple solutions

First of all, try to run Outlook in Cached Exchanged mode. This might open some problematic attachments. Here’s how to do it:

  • Open Outlook, click ‘File’ on the top bar of the app and select ‘Account settings’
  • Select an Exchange account in the ’email’ tab and click ‘Change’ after
  • Check ‘Use Cached Exchange Mode’ checkbox; it will allow your Outlook to run in cached mode
  • Restart Outlook

You can also try another simple solution – update Outlook to a  newer version. The new Outlook versions run faster and can take in charge bigger attachments and emails. In case you do not arrive to fix this issue, just change the mail app client. We strongly recommend you Mailbird, one of the best mail app client at this moment. You can download its free version from Mailbird webpage.

Leave your comment below and let us know if you have solved your issues.

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Editor’s Note: This post was originally published in October 2014 and has been since revamped and updated for freshness, accuracy, and comprehensiveness.