Relative date range filter

Hi, trying to build a report that finds records that haven't been updated in the last 30 days. I see that the date "before" filter doesn't work with relative dates, and I don't see a way to negate the "previous" date filter. Do I need to switch to SQL for this?

Hi @mikey_p
Unless I'm misunderstanding, you're looking for the Custom Expression, which allows you to use NOT before functions: