Switch 2 Update 21.0.0 Breaks Third-Party Docks

Nintendo Switch 2 users have reported widespread issues with third-party docks following the release of system update 21.0.0 earlier this week, rendering many of the affordable accessories incompatible with the console.

The update, which rolled out on November 10, introduced several enhancements, including new icons to distinguish physical and digital game versions, the option to disable autoplaying videos in the eShop, and adjustments to features like Text-to-Speech and GameChat. It also promised general stability improvements. However, shortly after installation, numerous owners noted that their third-party docks ceased to transmit video signals to televisions, though charging functionality often remained intact. In some cases, the docks became unreliable, requiring full system restarts to function temporarily.

The Nintendo Switch 2, launched on June 5, 2025, for $449.99, supports 1080p resolution in handheld mode and up to 4K when docked, with HDR capabilities. The console ships with an official dock, but many users purchase additional third-party versions for under $40 to enable play across multiple rooms or during travel. Official replacement docks, by contrast, cost around...