Place apple pie filling in a 9-inch baking dish.  Cut apples into smaller pieces, if desired.  Add cinnamon and stir to combine.  Spread apples evenly in pan.

Combine flour, sugar, oats, and softened butter in medium bowl. Use a pastry cutter or a fork to combine and form a crumble. Spread crumble evenly over apples.

Microwave on high for 9 minutes. Don't overcook. Take out of microwave and allow to cool slightly.

Serve warm with ice cream.