July 25, 2026

Bluetooth blues, comment-section boom

Show HN: Proxmox -> Share your host's Bluetooth with a VM over the network

A Bluetooth fix for broken game setups sparks cheers, side-eyes, and security panic

TLDR: A new tool helps people use Bluetooth inside virtual machines by sharing it over the network, solving a problem that makes many game controllers and headphones fail. Commenters were split between calling it a lifesaver, warning it looks risky to install, and insisting a cheap dongle is the less dramatic answer.

A Proxmox user showed off a clever workaround for one of home tech’s most annoying little villains: Bluetooth that works everywhere except the one place you actually want it. The project lets a computer keep control of its Bluetooth on the main machine, then “share” it with a virtual machine over the network so your game controller, headphones, or smart home sensors can finally connect. For people whose controllers have been doing the sad blinking-light routine, the pitch was basically catnip.

But the comments quickly turned this from a neat fix into a classic internet brawl. One camp was thrilled by the simple promise: two commands, survives reboots, and no more forum posts telling you to “just use a cable.” The creator doubled down that this exists because some Intel Bluetooth chips are designed in a way that simply refuses to behave when handed to a virtual machine. In other words: it’s not you, it’s the hardware.

Then came the suspicious crowd. One commenter flat-out warned, “Don’t download this,” calling out the dreaded curl | bash install style and worrying the project was wrapping existing open-source tools in a risky way. Another person basically rolled their eyes and said the whole saga could be avoided by buying a $15 dongle instead. And the most delightfully nerdy mini-drama? A commenter side-eyed the setup’s “first client wins” behavior like it was a tiny reality show about who gets custody of the Bluetooth first. So yes: a practical fix landed, but the real entertainment was watching the community split into Team Lifesaver, Team Sketchy Installer, and Team Just Buy The Dongle.

Key Points

  • The article presents a tool that shares a Proxmox host’s Bluetooth adapter with a VM over the local network instead of passing the hardware directly through.
  • It states that Intel onboard Bluetooth chips including BE200, AX210, and AX211 fail in VM passthrough by hardware design and are not fixed by configuration changes.
  • The setup is described as requiring two install commands: one on the Proxmox host and one inside the VM using the host IP address.
  • The article says the VM sees a normal Bluetooth adapter and can pair controllers, headphones, and Home Assistant sensors.
  • A built-in check command reports adapter health, and the article provides a power-cycle recovery step for a stuck Intel bootloader state.

Hottest takes

“Don’t download this.” — zbentley
“Or just buy a $15 dongle” — poisonborz
“first unauthenticated client side request winning” — spikk
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