Enable all macros (not recommended potentially dangerous code could run) – Any macro in any spreadsheet will run.Disable all macros except digitally signed macros – All macros are blocked, except those that have been created by a Microsoft trusted publisher.Disable all macros with notification (this is probably your current setting if you’ve never changed it) – Blocks macros, but gives you the option to run them by showing a notification with an Enable Content button.Disable all macros without notification – Excel simply blocks all macros without giving you the opportunity to choose whether to run them or not.The Macro setting options in Excel for Office 365 are:
