This did not work for Chrome 89+ so here's a solution:
Go into chrome://flags/ and search for "Insecure origins treated as secure", enable it and add your domains there - the ones where you want the checkbox to be present.
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This did not work for Chrome 89+ so here's a solution:
Go into chrome://flags/ and search for "Insecure origins treated as secure", enable it and add your domains there - the ones where you want the checkbox to be present.