How to post  Multiple photos on Instagram in 100% resolution quality. I’ve already tried cropping them to 1.1 & in 1080 size&it Didn’t work?

2020-04-03T02:33:37Z

And could posting them on my second spare Instagram account cause the quality to come blurred? Thanks!!! If anyone has any suggestions I what I can do please answer ! 

?2020-04-03T10:37:31Z

You cant Unfortunately Photos may become Blurry when you Upload them onto Instagram there is nothing you can do to keep the Quality