I'm trying to save big blob data using ShowSaveFilePicker API but it gives security error.
with corresponding message
VM6785:61 DOMException: Failed to execute 'showSaveFilePicker' on 'Window': Must be handling a user gesture to show a file picker.
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Kudi
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I think these examples will help you understand how to work correctly with FS API. [FS API](https://developer.chrome.com/articles/file-system-access/#create-a-new-file) and [How save file](https://web.dev/patterns/files/save-a-file/). – kirogasa Jan 31 '23 at 15:52