Quest Link now has 120Hz support on the Quest 3, along with significant battery savings for all users. - Road to VR
Meta Updates Quest Link with 120Hz on Quest 3 and Big Battery Savings for All
Meta has updated its PC software, now called Meta Quest Link app, with new features such as higher refresh rates on Quest 3, longer playtime via Air Link, and support for nVidia 4000 series GPUs. Users can download the app from the link provided in the source, Road to VR, for the full story and details. The update includes various bug fixes and enhancements, making PC VR gameplay on Quest more modern and efficient.
Source: https://www.roadtovr.com/meta-quest-link-update-120hz-battery/