Unless you're familiar with using ActiveX controls, which load outside Excel to enable additional programming features, select the "Form Controls" check box.

I have some Excel worksheets that use ActiveX checkboxes to control certain activity. They worked recently, but today started to give errors.

After Office 2024 launches in October, Microsoft will disable ActiveX controls by default in Word, Excel, PowerPoint, and Visio client apps.

With Office 2024, ActiveX controls in Word, Excel, PowerPoint, and Visio will be turned off by default, and users will not receive any warnings.

Microsoft is deactivating support for ActiveX in its Microsoft 365 Office package. In April, the Windows versions of Microsoft Words, Excel, PowerPoints and Visios will no longer run ActiveX by ...

Microsoft announced it will begin disabling all ActiveX controls in Windows versions of Microsoft 365 and Office 2024 applications later this month.