My video is screwed up after export

so when i put an exported image into the timeline and export the video it will change the image, please help if you can

It would be advisable a greater concretion. For example, screenshots to understand what is happening.There are some general recommendations for help requests.

Without more information to respect your problem, I, as a novice user, would have to try many combinations and filters to try to reproduce your problem.
Maybe with more information, even me, I can help you.

actually, i think i got it. my exported frames would be replaced with other pictures when i deleted them from the folder by reflex.