MS Access OLE DB & OleDbConnection (.NET framework) connection strings

Open connection to Access database:
"Provider=Microsoft.Jet.OLEDB.4.0; Data Source=c:\App1\Your_Database_Name.mdb; User Id=admin; Password="

Open connection to Access database using Workgroup (System database):
"Provider=Microsoft.Jet.OLEDB.4.0; Data Source=c:\App1\Your_Database_Name.mdb; Jet OLEDB:System Database=c:\App1\Your_System_Database_Name.mdw"

Open connection to password protected Access database:
"Provider=Microsoft.Jet.OLEDB.4.0; Data Source=c:\App1\Your_Database_Name.mdb; Jet OLEDB:Database Password=Your_Password"

Open connection to Access database located on a network share:
"Provider=Microsoft.Jet.OLEDB.4.0; Data Source=\\Server_Name\Share_Name\Share_Path\Your_Database_Name.mdb"

Open connection to Access database located on a remote server:
"Provider=MS Remote; Remote Server=http://Your-Remote-Server-IP; Remote Provider=Microsoft.Jet.OLEDB.4.0; Data Source=c:\App1\Your_Database_Name.mdb"