If Developer tab in Microsoft Office is missing, you can add Developer tab in Word, Excel, etc. via Settings, Group Policy, Registry Editor.

These step-by-step instructions show you how to add the Developer tab to the Ribbon in Word and Excel 2016 and Office 365, and to use it to launch the Visual Basic Editor and access Visual Basic ...

Display the Developer tab to enable the checkbox feature (for Windows) Before you can even add a checkbox to your list, you have to enable the checkbox feature (and the tab menu it's housed within).

Why you’d want to add the Developer tab The Developers tab gives you quick access to many of the advanced features available in Office applications.