Originally Posted by Chevalier
Should you be interested then you can simply load up the earlier firmware, uncheck automatic updates and your problem is solved. The old firmware is available here:-
Actually, you can't - if you read the whole post, you'd know that :-)
You can't upload the old firmware without actually ringing Cisco as you can't access the router at all, without accepting their ridiculous data mining policy.
In the case described above, the router updated itself nearly straight away after being plugged in (though I suppose now you can just make sure not to connect it to the internet on first boot, but that didn't help this guy - or the many who won't know about this).