How to enable the GetReplied Add-In if Outlook disabled it. If the GetReplied Add-In is missing from your Outlook application, it's possible that Outlook disabled it to speed up the starting process. To enable it again, follow these simple steps:Go to File > Slow and Disabled Add-InsA window will prompt with a list of current disabled Add-Ins. Please Click on 'Always Enable this Add-In' under the GetReplied item If the GetReplied Add-In is not listed on the current disabled Add-Ins, maybe Outlook put the Add-In on the 'Inactive Application Add-Ins'. In that case: Go to File > Options (Outlook will open a window with general settings). Click on the Add-In tab. Select the 'Go' button. Search for 'GetReplied' and make sure it's checked, then click 'OK'.