Creating a wiki page

To create a Wiki page on a site created from the Team Site template, complete the following steps:

1. Navigate to the site where you wish to create a Wiki page.
   
   
2. Click the Settings and then click Add a page.
   
   
   
   
3. Type the name of your page and then click Create.

References

Adding Web Parts to a page →
Change the layout of a wiki page →