Oracle Client 11.2.0.4 (32-bit) is a legacy Oracle client release providing basic connectivity for older applications and environments; it’s stable for legacy use but outdated for security, platform support, and new features — prefer newer Oracle Instant Client or 12c/19c/21c clients where possible.
Open your browser and go to: https://edelivery.oracle.com/ oracle client 11.2.0.4 download 32 bit
A: Yes. The architecture of the client (32-bit) can connect to any Oracle database version or architecture (32-bit or 64-bit) as long as the database runs 11.2.0.4 or earlier (or even newer, with some limitations). Oracle Client 11
Log into https://support.oracle.com -> Patches & Updates. Search for Patch ID 13390677 (which is the 11.2.0.4.0 patchset for Microsoft Windows 32-bit). This will give you the exact production-certified binaries. oracle client 11.2.0.4 download 32 bit