.ECF File

.ecf is Outlook Add-in

Key Features: .ECF File Extension

Features	Description
File Extension	.ecf
Format	N/A
Created by	Microsoft
Category	Plugin

What's on this Page

How to open:
How to convert:

What is an .ECF file?

File extension ecf is associated with Microsoft Outlook, a personal information manager, which is part of Microsoft Office, developed by Microsoft Corporation.

A typical .ecf file represents Outlook Add-in, which is used to add extra features to Microsoft Outlook.

Files with ecf extension can be quite often found as add-ins for Microsoft Outlook time management software and e-mail client.

How to open:

Can be managed using Add-In Manager in the Advanced Options in Microsoft Outlook.

How to convert:

Conversion to other formats is not possible.

Outlook Add-in - File openers

Windows

Microsoft Outlook 2016

Microsoft

Plugin

N/A

How to solve problems with ECF files

Associate the ECF file extension with the correct application. On :
Windows: Right click on any ECF file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.ECF files". Mac: Right click (or Ctrl-click) the ECF file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
Update your software that should actually open .ECF is Outlook Add-in. Because only the current version supports the latest ECF file format. Search, therefore, e.g. on the Microsoft manufacturer website after an available .ECF is Outlook Add-in update.
To make sure that your ECF file is not corrupted or virus-infected, get the file again and scan it with antivirus software.