Samsung Galaxy S5 User Manual page 199

Edit or Delete a VPN
Once you have set up a VPN connection, you can edit or delete the
connection.
1. From a Home screen, tap
2. Tap More networks > VPN.
3. Tap Basic VPN or Advanced IPsec VPN.
4. Tap Settings next to the VPN that you want to edit or delete.
5. Edit the VPN and tap Save.
– or –
Tap Delete to delete the VPN.
Settings
Apps > Settings.
187 More Networks