When you are creating a customization permission level in SharePoint 2013, there are three major types of permissions available.
They are listed below:
  • Site Permissions
  • List Permissons
  • Personal Permissions
Personal Permissions

Manage Personal Views - Create, change, and delete personal views of lists.

Add/Remove Personal Web Parts - Add or remove personal Web Parts on a Web Part Page.

Update Personal Web Parts - Update Web Parts to display personalized information.