[KB767] ESET Outlook Plug-in error when starting Microsoft Outlook

You receive the following error message when starting Microsoft Outlook: "The Add-in 'ESET Outlook Plugin' (C:\PROGRA~1\ESET\ESETNO~1\EPLGOU~1.DLL) cannot be loaded and has been disabled by Outlook. If no update is available, please uninstall the Add-in."
The error message above may occur on a computer with multiple user profiles after an upgrade, reinstall, or a failed uninstall of ESET security product
Disable the ESET Outlook Add-in
Open Microsoft Outlook in Safe Mode

ESET Remote Administrator (ERA) users: Perform these steps in ERA

When the ESET Outlook Add-in is disabled, no emails will be scanned by ESET until they are opened into memory.

Open Microsoft Outlook and click File.

If you are unable to open Outlook normally, you can open Outlook in Safe Mode.

Figure 1-1
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Click Options.

Figure 1-2
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Click Add-ins, select the ESET Outlook Add-in from the list of Add-ins, and then click Go.

Figure 1-3
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Deselect the check box next to ESET Outlook Add-in and click OK to confirm.

Figure 1-4
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To open Microsoft Outlook in Safe Mode, on your keyboard, press and hold the CTRL button and double-click the Microsoft Outlook icon and then click Yes.

Figure 2-1
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Select a profile from the drop-down menu and click OK.

Figure 2-2
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Continue to disable the ESET Outlook Add-in.

Last Updated: Aug 5, 2022