A user posted an interesting question on the Microsoft Office Online Discussion Group, asking whether it’s possible to insert hyperlinks in Notes page.
There’s no function for you to do that in PowerPoint.
Now, here’s a tricky workaround create hyperlink to play with.
To create the hyperlink, first go into normal view and type your link or
email on a textbox. Once you get the hyperlink, highlight the link and click Edit > Copy.
You can either go into View > Notes page, or click on the “Click to add
Then, click Edit > Paste Special > HTML Format or Formatted Text (formatted
text only works in View > Notes page) and viola, you can now have hyperlinks in the notes page!