Proceed to [wiki Creating and Submitting Content|https://wiki.sdn.sap.com/wiki/display/stage/CreatingandSubmitting+Content] and then click on the Add Page which you will be able to see on the top right corner of the page. then you select the appropriate place to place the wiki.
But before that i would sincerely suggest that please go thorugh the guide lines... which might you to better understand how to submit the wiki..
You must be a registered user to add a comment. If you've already registered, sign in. Otherwise, register and sign in.