Windows 10 Enterprise LTSC 21H2 32 bits is suitable for a variety of use cases, including:

Microsoft provides support for Windows 10 Enterprise LTSC 21H2 32 bits through various channels, including:

Cause: Trying to install a driver or update meant for 64-bit or newer builds. Fix: Use wushowhide.diagcab (Microsoft's tool) to hide incompatible updates.

Factories running legacy Siemens, Rockwell Automation, or Mitsubishi PLC software that only supports 32-bit Windows. These machines are often air-gapped or on isolated networks.