---
title: Manage OPC UA Certificates
slug: bhdo-v1/manage-opc-ua-certificates
createdAt: 2022-09-26T17:15:49.000Z
---

You can manage your OPC UA Client Certificates by navigating to **OPC **>** Certificates**. 

# Refresh Settings

You can click the **Show settings** icon to manage the refresh settings. 

::Image[]{src="https://api.archbee.com/api/optimize/SSUUxKZUk9bFTEPNn_6Zo/8a0H3c4h3iF-MToPnwGtO_manage-opc-ua-certificates.png" size="80" width="951" height="423" position="center" showCaption="false"}

- **Auto-Refresh**: Enable or disable auto-refresh of client certificates. Auto-refresh is enabled by default. 
- **Refresh connections:** Refresh the OPC UA client connections. 

# Manage OPC UA Certificates

You can click the **Action menu** for client certificates you've added to manage them. 

- **Trust**: You can trust the client certificate
- **Remove**: The client certificate is removed from the list. 

You can click the** Action menu** for all client certificates to remove all certificates from the list. 

::Image[]{src="https://api.archbee.com/api/optimize/SSUUxKZUk9bFTEPNn_6Zo/m_KU6OPimQiCG4pBqLdRz_manage-opc-ua-certificates2.png" size="80" width="951" height="418" caption="The action menu for all certificates" position="center" showCaption="true"}