Post #2632553
2026-05-10 16:20 UTC
You may have heard about the 4G model your Chrome downloaded. Here's how to get rid of it - via LinkedIn, Himanshu Sharma posts:
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1) In Chrome, click the address bar and type: chrome://flags then press Enter.
2) Turn off the key AI flags by disabling the following:
>> optimization guide on device.
>> Prompt API for Gemini Nano.
>> Prompt API for Gemini Nano with Multimodal Input.
>> Writer API for Gemini Nano.
>> Rewriter API for Gemini Nano.
>> Proofreader API for Gemini Nano.
>> Summarizer API for Gemini Nano.
3) Relaunch Chrome.
4) Delete the whole OptGuideOnDeviceModel folder.
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That's ~/Library/"Application Support"/Google/Chrome/OptGuideOnDeviceModel/ on my machine. Good riddance.
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