is there a way to change nav bar header text value office 365 add-in which is opened in mobile

Question

is there a way to change nav bar header text which is set to default 'Outlook Add-in' when users open office 365 add-in in mobile device ? apps showing as following image in small devices

Answer 1

The UI you provide in the post is belong the OWA instead of Mail add-in. At present, it is not able to customize the header text in the figure above. Here is the manifest which used to control the mail add-in.

You can try to submit the feedback from here if you need this feature in the Mail add-in.