Instead of forcing Zoom onto a dying OS, consider these far superior options:

if you are maintaining a legacy system for a hobby (e.g., a retro PC gaming setup), or if you work in a factory where that XP machine controls a CNC mill and you just need to show a remote technician the screen—then yes, the Web browser method (Supermium) is your safest bet.

The era of is effectively over. While version 5.2.1 exists in the digital graveyard, it is rapidly losing functionality. Trying to keep a 20-year-old operating system alive for modern video conferencing is a lesson in diminishing returns.

First, let’s address the elephant in the room. Since April 2020, Zoom has required Windows 7, 8, or 10. The company officially over three years ago.