To delete a proxy configuration:
Launch OpenVPN Connect.
Tap or click the Menu icon in the top left.
Tap or click Proxies.
Tap or click the Edit icon next to the proxy configuration you wish to delete.
Tap or click Delete Proxy.
You can also delete a proxy configuration from within a profile:
Launch OpenVPN Connect.
Tap or click the Edit icon for a profile.
Tap or click the Edit icon for the proxy configuration.
Tap or click Delete Proxy.