To change the tab order in which fields are encountered on a form, click the tab order button on the tab.

To change the tab order in which fields are encountered on a form, click the tab order button on the Design tab.

Explanation:

Tab is a combination of data field and name space field. While creating an application database, a tab order defines the order where any user can enter data. Tab order can be created using macros and by using a physical tool which is present in the Design tab.

Steps  to change the tab order:

ok that sounds like a app that my brother would like

answer is:

a). backstage view

explanation:

backstage view is the area where files and data about them is managed— creating, saving, printing, sending to others, inspecting for hidden metadata or personal information, and setting options. so in this way we can add many things to our document swiftly.

i hope you get the idea.