For a lighter version without a full installer, use the Oracle Instant Client page . 2. Prepare the Installation Directory
To verify that the Oracle Client 19c is installed correctly:
The specific product path (e.g., C:\app\client\oracle\product\19.0.0\client_1 ).
Oracle 19c Windows 64-bit Client Installation - oracledba.help
Choose Use Windows Built-in Account for the simplest local setup. Set Locations: