Select the cell where you want the hyperlink
Press Ctrl+K
In the Insert Hyperlink dialog, choose the link type
For a web page, enter the URL in the Address field
For a file, browse and select the file
For a place in the workbook, choose the sheet and cell reference
For an email link, enter the email address
Click OK
To create a hyperlink from text, type the text in the cell first, then add the link
To edit or remove a hyperlink, right-click the cell and choose the appropriate option