Hooks tab tool bar contains the following options as shown in the below snapshot:

1. Select / Unselect all
   • Click on this checkbox to select / unselect all records available on the page.
2. Number of records dropdown
   • Select the number of records to be displayed in the current page from this dropdown. By default value is 20.
3. Expand / Collapse All button
   • Click on the expand all button to view the details of each hook available in the current page.
   • Similarly click on the collapse all button to hide the details of each hook available in the current page.
4. New Hook button
   • Click on this button to create a new custom hook.
5. None Selected dropdown
   • Operations like cut/copy/paste etc can be performed by using this dropdown.
   • For more information, please read Hooks Actions dropdown.
6. More dropdown
   
   • More actions like search and replace, export / import etc. can be performed by using this option.
   • For more information, please read Hooks More Actions dropdown.
7. Reload button
   
   • Click on this button to reload the hooks.