Deleting cropped areas of PDF?

i using acrobat pro dc 2015. trying delete cropped areas pdf in order optimize file size. when use redact > remove hidden information tool, strips out drop shadows have throughout document. masks, i'm guessing. there way delete cropped areas while keeping drop shadows?

 

thanks.

hi ,

 

refer following forum thread , see if helps.

how remove invisible areas made croping

 

regards

sukrit dhingra

More discussions in Security & Digital Signatures

adobe