I'm not sure I've ran into an implementation that doesn't. I used to wait for the code to rollover before entering it but honestly if you're not sure if the im

I'm not sure I've ran into an implementation that doesn't. I used to wait for the code to rollover before entering it but honestly if you're not sure if the implementation accepts a previous code or now just use that time to try it and if it fails you still have like 45s to enter the current code.