Dim ado As New ADODB.Connection
'獨佔模式
ado.Mode = adModeShareExclusive
ado.Open "Provider=Microsoft.Jet.OLEDB.4.0;User ID=admin;Data Source=D:/Test.mdb;"
'ALTER DATABASE PASSWORD [newPWD][oldPWD]
ado.Execute "ALTER DATABASE PASSWORD [123456][]"
ado.Close
Access2003下測試通過。