From the People section, you can sort, filter, and apply bulk actions to your contacts.
Click on the People section in the left side menu.
Sorting
To sort your contacts, click on the expansion box above the Search box.

To sort by different contact information, click on the column titles.
Filtering
To filter by different criteria, select the filter button above the Search Bar.

Then, you’ll be able to choose the criteria you wish to filter by.

Bulk Actions
To perform bulk actions:
Choose the contacts you want by selecting all or each contact individually.
Choose the bulk actions you wish to apply