“Our study finds that when retirees target a moderate level of spending, rather than a more comfortable lifestyle, the portfolio is more likely to remain sustainable over ten years, regardless of the asset allocation,” Ruthbah said.

I’m following:

https://www.betashares.com.au/education/fire-investing/

Work out your “FIRE number”

Multiply your annual expenses by 25 to estimate how large your portfolio may need to be. The “25× rule” comes from the 4% rule, a common FIRE guideline suggesting retirees can withdraw around 4% of their portfolio annually without running out of money.