Can see preferences windows in my app, and trying example with electron 29.2 same issue

[franckOL]

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3. Scroll down to '....'
4. See error

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Machine (please complete the following information):

• OS: [e.g. Windows 10]
• Electron version: [e.g. 13.1.5]
• electron-preferences version: [e.g. 2.x.x]

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[franckOL]

OK. ==> I need to set

    "webPreferences": {
        "sandbox": false,
    }

And in README there is a typo: browserWindowOpts ==> browserWindowOverrides