. "Single-Tier users should terminate active ODBC connections, which use OpenLink's drivers. All Single-Tier users should back up their licenses, and Unix Single-Tier users should back-up existing odbc.ini and openlink.ini files. Finally, Single-Tier users should proceed with their upgrades. Multi-Tier users should terminate active ODBC connections, which use OpenLink's drivers. Multi-Tier users should also stop their Request Broker services. All Multi-Tier users should back-up their license and oplrqb.ini files, and Unix Multi-Tier users should back-up their odbc.ini files. Finally, Multi-Tier users should proceed with their upgrades. What about upgrading driver name or installing new driver?" . . .