Have you booted after you made the changes?
Can you show owner and permission of the folder you are using? So the output of ls -l in the directory where the folder is where you save the files
Yes, I booted after I made the changes.
Please see these photos: https://photos.app.goo.gl/B1UuUAHDS7K5Hk549
Maybe it's not because of the noexec flag ..