I am using jasper plugin to generate my report. All is fine but except my pdf is opening on the current tab, when I want to open it in a new tab.
I have no idea how to
This is going to be handled by the link you use to generate the report. Typically adding a target of _blank will do the trick. For example:
Click for your report
This will open the link in a new tab.
If you are using a form adding target to the form will submit the form to a new tab. For example:
or
You could even do so with javascript window.open
if you needed, but I will leave that example out of this answer as it's well documented elsewhere.