Search notes:

Access: DoCmd.Transfer… methods

There are a few transfer… commands that allow to export and import data from/to Access:
Under the hood, these methods use Microsoft Access database engine for the export and import, see Microsoft OLE DB Provider for Microsoft Access database engine.
A VBA example that demonstrates DoCmd.TransferSpreadsheet is here.
Compare these methods with DoCmd.OutputTo ….

See also

The menu External Data -> Export
The DoCmd object
DoCmd.OutputTo

Index