Client For Windows Download !!hot!! — Oracle
It is highly recommended to download the version that matches the Oracle Database you are connecting to. (e.g., if the server is Oracle 19c, download the 19c client). If you are unsure, 19c is currently the most stable and widely used version for Windows.
Ensure you match the client version to your database version. Usually, a client can connect to a database one version older or newer (e.g., a 19c client can connect to a 12c or 21c database). Installation Steps for Windows For Instant Client (Portable Method) oracle client for windows download
You must check the box accepting the "Oracle License Agreement" before the download links activate. It is highly recommended to download the version
Unzip the downloaded package (e.g., instantclient-basic-windows.x64-19.9.zip ) into a permanent directory like C:\oracle\instantclient . if the server is Oracle 19c