Download [exclusive] Microsoft.ace.oledb.12.0 Provider For Both 64-bit -

Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\MyFolder\MyOldWorkbook.xls;Extended Properties="Excel 8.0;HDR=YES";

: If you need to install both 32-bit and 64-bit versions on the same machine (which is normally blocked), you can run the installer through the command prompt with the AccessDatabaseEngine_X64.exe /passive Connection String Example download microsoft.ace.oledb.12.0 provider for both 64-bit

This is the number one reason people search for "download microsoft.ace.oledb.12.0 provider for both 64-bit". Provider=Microsoft