To prevent Excel from disabling an add-in, you should use Excel add-ins from trusted sources only. Once you do this, this ensures that Excel recognizes the add-in as safe and avoids any disruptions.

To edit a drop-down list in Excel, you can use a number of tools depending on how you created the list. Here's what you need to know.

Excel Add-Ins are applications written by independent programmers that provide enhanced capabilities for the primary software. Here's how to install, manage, and choose the best Add-Ins available.