You cannot simply download an "installer" EXE. You need two specific ZIP files from the Oracle Technology Network:
This guide covers the simplest way to get your connection running using the Oracle Instant Client. Step 1: Determine Which Version You Need oracle odbc driver download windows server 2019
An add-on that provides the actual ODBC driver files. You cannot simply download an "installer" EXE
Installing the Oracle ODBC driver on Windows Server 2019 is a critical step for connecting legacy applications, Excel, or BI tools to your Oracle Database. Because Windows Server 2019 is a 64-bit environment, you must be careful to match the "bitness" of your driver to the application using it, not just the operating system. Installing the Oracle ODBC driver on Windows Server
Before downloading, check the architecture of the application that will use the driver.
Unzip both the Basic and ODBC packages into this same folder.
Navigate to the Oracle Instant Client for Microsoft Windows download page. Look for the "Instant Client for Microsoft Windows x64" section for 64-bit needs. Download both the and the ODBC Package for version 19c. Step 3: Installation and Configuration Follow these steps to "install" the driver manually: