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Nintendo Switch 2 HDMI cable linked to Joy-Con disconnects

Authore: GabrielUpdate:Sep 16,2025

Some Nintendo Switch 2 owners report frequent disconnection issues with their Joy-Con controllers, but have discovered a straightforward solution: simply using the official Nintendo Switch 2 HDMI cable.

Multiple Reddit threads reveal users experiencing random Joy-Con disconnects, sometimes occurring every few minutes. Our tech editor Bo Moore encountered this issue immediately after setting up his new console, facing controller disconnections every few seconds.

Switch 2 Joycons keep disconnecting randomly, anyone else experiencing this? by u/U-Ok-Bro in Switch

The fix proved remarkably simple - using the HDMI cable included with the Nintendo Switch 2 rather than third-party alternatives.

Switch 2 Joycons keep disconnecting randomly, anyone else experiencing this? by u/U-Ok-Bro in Switch

While some might assume older HDMI cables would suffice, the Nintendo Switch 2 requires an "Ultra High Speed" HDMI cable - a specification that differs from the original Switch's included cable. The technical difference explains why using legacy cables causes connectivity problems.

How to fix frequent controller disconnects on Switch 2: Use the official HDMI cable by u/river_rage in NintendoSwitch

Our testing confirmed that switching to the proper HDMI cable resolves the issue completely. Nintendo's official support documentation reinforces this solution:

  • Always use an "Ultra High Speed" HDMI cable (clearly labeled on the cable itself)
  • The original Nintendo Switch HDMI cable doesn't meet this specification
  • Third-party cables must explicitly state "Ultra High Speed" compatibility

This serves as an important reminder about using manufacturer-recommended accessories. For users needing replacement cables or additional gaming peripherals, we recommend consulting our comprehensive guides to Nintendo Switch 2 controllers and audio accessories.