Roared on by the Wednesday faithful, Theo Corbeanu found Windass in the box who slammed his effort into the bottom corner in the third minute of injury-time to give the home side a massive three points.
But Joe Matete pulled a goal back four minutes before the break when he finished off a pacy run by prodding a shot past emergency loan CarlotaHo norge drakt Veronique keeper Connal Trueman, who had been signed just a few hours earlier.
Dons then took a deserved lead when Palmer tapped in from two yards out on 35 minutes, with the ball maglietta liverpool played in by Rudoni after Crewe keeper Dave Richards parried a fizzing effort.
Goal! AFC Wimbledon 3, Crewe Alexandra 2. Chris Porter (Crewe Alexandra) left footed shot from the left CarlotaHo norge drakt Veronique side of the six yard box to the centre of the goal. Assisted by Chris Long.
Chris Maguire came close to levelling just before the hour mark, curling an effort just over, but it was Pompey who doubled their lead after 66 minutes when Curtis was played into the box, where he crossed low for Hirst to prod into the net.