For me personally the humidity is a tad high but I found dry incubation works the best for me.
I would say wait til day 26 or 27 and candle again.
If nothing visible then and egg not smelling wait til day 30 like oldenlikesdogs said and I would toss.
If it is a late quitter they can be so...
Air cell reduction. If it's close to top of egg probably a quitter.
But take into a pitch black room and candle darker the better.
I use my light off me cell phone to candle. Probably not the best but it works.
Easiest to see movement on day 25-27 air cell is drawn down and movement is...