Tesla has started rolling out the 2026.26.200.11 software update, bringing the Doubao large model voice assistant to more vehicle models. The in-car voice assistant requires ordering the premium in-car entertainment service and offers multiple voice tones and character options, letting owners choose a voice as a co-pilot. The update also covers many other features: pet mode now supports custom pet information and optimized display; blind spot warning ambient light and door opening warning functions have been upgraded; the "Trip" feature has moved into the "Energy" app; range estimate now accounts for battery aging; and navigation adds a "Familiar Route" feature. Updates support automatic installation at night, with a welcome animation at startup. Entertainment and detail changes include dash cam permanent saving of local short videos, whiteboard stickers and emojis with mobile phone synchronization, rear screen navigation and lyrics synchronization, camera preview without parking, browser use of the interior camera and microphone while parked, customizable auxiliary driving visualization zoom, a new parental control feature, media application login notifications, optimized Apple Music operations, three new traction control modes, increased window opening angle after a collision, an updated map package, and fixes for several security vulnerabilities.