# Adding, Updating, and Removing Study Contact Information

Source: https://sites.veevavault.help/gr/ecoa/managing-your-study/adding-updating-and-removing-study-contact-information/

Permission-Based Access Your user account must have permission to use this functionality. If you do not have this permission, the section or action button is hidden. If you think you should have access and you do not, contact your study Sponsor/CRO. 

## Adding Study Contact Information

1. In the Study Details tab, find the Contact Information section and select **Add Contact**.
2. Enter the phone number that participants should use to contact the study team.
3. Select **Save**.

The phone number is displayed for study participants in the MyVeeva app.

## Updating Study Contact Information

1. In the Study Details tab, find the Contact Information section and select the edit icon ( ![{Edit button}](/gr/uploads/ecoa/images/icons/24R1_ePRO_edit_button.png)).
2. Enter the updated phone number and select **Save**.

The phone number is displayed for study participants in the MyVeeva app.

## Removing Study Contact Information

1. In the Study Details tab, find the Contact Information section and select the delete icon ( ![{Edit button}](/gr/uploads/ecoa/images/icons/24r2_ePRO_delete_icon.png)).
2. Select **Delete**.

The phone number is no longer displayed for study participants in the MyVeeva app.