The galley pdf is opens in same tab. How to set the pdf to open in new tab?

When i open the -df link in article page, the pdf opens in same tab. I want to set, the pdf to open in new tab.
Kindly help me in this.

Hello @Nagarajan_T

When you upload a galley you have the oportunity to check the option for it to open in a new window, right below the Language: