MS designer is NOT WORKING!

It only makes 1 image not 4, it takes way too long time,. and it doesnt follow prompting,. and it makes imegs in 3:2 not 16:9...  thsi has been goign on for over 2 weeks,... alsmot 3.. i have been in contact with support many times woith zero help.. HOW can you have a product in your office bunlde ant it not workign an zero supprot on it? I need teh application to make my videos,. im just abptu to cancel all subscritopons to micrposft an switch to apple..