You can update the contact details after creating the contact.
Prerequisite
Based on user roles, the administrator has assigned Read and Update permissions on the Contact object and set field permissions for contact fields. For more information, see Managing Roles and Permissions.
To edit a contact
Select a contact to edit. This displays the Contact Details page.
Click the Edit icon ().
Update the required details and clickSave.
Editing Multiple Contacts
You can select and edit multiple contacts at the same time from the contacts list.
To edit multiple contacts
Navigate to My Contacts to view the contacts list page.
Select a set of contacts to edit or use the Advanced Search option to narrow down the list of contacts. This helps you to filter and find the specific contacts to edit. For more information, see Searching Contacts.
Click the Bulk Edit icon (). This opens the Edit window,displaying the fields currently available on the grid, which are unpopulated. To add more fields to the grid and edit, select the View Settings option. For more information, see the "View Setting" section in Managing Contacts Page.
Edit the fields and clickSave. The fields for the selected contacts areupdated.