Working Holiday Visa: Timeframe to apply for it

Hi everyone,

Hope you're all doing well!

Just a quick question to anyone who knows the information. (Tried researching but couldn't find the answer.)

I'll be applying for a WHV to then move next year.

Wondering as to when I should apply?

I don't want to leave it last minute of course. But I also don't want to apply too soon and screw myself over.

Does anyone have any recommendations as to how soon before departure date I should apply for this?

Many thanks in advance!