I, too, would like to know how to disable "speed dial." I've got the same workaround as that described above, and I agree that it's wholly unsatisfactory. This is definitely a deal-breaker: if it's not addressed soon, I will give up on Opera.
Do more on the web, with a fast and secure browser!
Download Opera browser with:
- built-in ad blocker
- battery saver
- free VPN