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Editorial Team
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Asked: 2026-05-26T05:26:38+00:00

on window close we get below messageAre you sure you want to navigate away

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on window close we get below message”Are you sure you want to navigate away from this page?”. is there any way to replace this message with my own message?

Please help me.

Thanks!

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1 Answer

  1. Editorial Team

    The message is the return value of onbeforeunload event handler:

    window.onbeforeunload = function() {
    return 'Custom message';
};

    Unfortunately, such custom messages aren’t supported in newer versions of Firefox.

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