From the preview of the report on your screen, check whether you have the Adobe toolbar, which looks like this (it should be near the top of the page):
If you don’t see the toolbar, hover your mouse near the bottom of the page. You should see this toolbar:
Click on the symbol. Now you should see the Adobe toolbar.
On the Adobe toolbar, click on the symbol.
You should now see the following pop-up:
Unless the report is very large, send it as a copy not a link. Some email filters block emails containing links.
Next, you should see the following pop-up:
Answer this question according to what kind of email program you use. If you select Microsoft Outlook, you will see a new email with the pdf attached, waiting for you to fill in the To, Subject and body.