After creating a hyperlink, you may want to edit its display text or edit the address to which it links.
Right-click on the hyperlinked text or object. A menu will appear.
Click on Edit Hyperlink. The Edit Hyperlink dialog box will open.
Edit the text to display in PowerPoint, if desired.
Edit the address of the hyperlink, if desired.
Click on OK. The dialog box will close and your changes will be made.
From the Insert Hyperlink or Edit Hyperlink dialog box:
Click on ScreenTip. The Set Hyperlink ScreenTip dialog box will open.
Type the desired text in the ScreenTip text box. It will appear there.
Click on OK. The dialog box will close.