An update to Team Fortress 2 has been released. The update will be applied automatically when you restart Team Fortress 2. The major changes include: Added 64-bit support for Windows/Linux client and server Should include performance improvements for most users Bugs can be reported here: Fixed an exploit related to uploading invalid custom decals that would crash other clients
Well, if you’re running 32 bit, is gaming your priority here?
Maybe?
Lots of older games never get updated to 64-bit.
Besides the only operating system to not support 32bit code anymore is macOS, which even Valve treats as not worth bothering with anymore.