The most reliable way to merge Excel files is Power Query's From Folder command. You put the workbooks in one folder, point Excel at that folder, and it stacks ...
Office 365
Microsoft 365 Migration Checklist: Plan, Prepare, and Cut Over
Microsoft rebranded Office 365 as Microsoft 365, and the migration playbook changed with it. You still move mail, files, identities, and apps into the cloud, ...
How to Install Microsoft 365 (Office) on Windows and Mac
Microsoft still sells subscriptions that install Word, Excel, PowerPoint, Outlook, and the rest of the desktop suite — people just call them different names. ...