Google Chrome automatically downloads an AI model to support features such as scam detection and tab organization. Here's how to remove it.. Permanently Disable or Remove OptGuideOnDeviceModel and Weights.bin Inside Chrome If you don't want to use Gemini Nano model and web APIs in Google Chrome, you can deactivate the "Optimization guide on device model" and Gemini Nano API in Chrome to prevent and restrict the "Weights.bin" file from reappearing on your device in future.
Google automatically downloading some AI model called OptGuideOnDeviceModel to my computer. Want it permanently removed as it is taking up 4GB and does not help me.. Chrome downloads the Gemini Nano model automatically when you use or trigger AI-powered features. The process can run silently in the background without a clear opt-in prompt, often leading users to discover it only after noticing a sudden increase in storage usage. Where is the Gemini Nano model stored on Windows 11?