WireGuard

Each Ultra.cc service comes with a total of five different peer configurations that you can use to connect to your WireGuard service.
This means that at one time, you can have a total of 5 different devices connected to your WireGuard service.

Install WireGuard on your Ultra.cc Service

Setup WireGuard on your Device

Windows

Login to your Ultra Control Panel.
Go to the Apps Tab -> WireGuard and click on Show info.
Click on View Config (#) for one of the configurations and save it on your PC by clicking on the Download button.
Download WireGuard for Windows here and install it.
Launch WireGuard and click on Import tunnel(s) from file.

Choose the wireguard-config-peer#.zip file that you downloaded. In the example given below, we are using peer1.
Click on Activate.

Check your IP address from What is my IP address to confrim that the VPN connection is working.

MacOS

Login to your Ultra Control Panel.
Go to the Apps Tab -> WireGuard and click on Show info.
Click on View Config (#) for one of the configurations and save it on your Mac by clicking on the Download button.
Launch the App Store and seach forWireGuard.
Click on Get and then Install.
Launch WireGuard using SpotLight Search or by using the Open button in the App Store.
Click on Import tunnel(s) from file.

Choose the wireguard-config-peer#.zip file that you downloaded. In the example given below, we are using peer1.
Click on Activate.

Check your IP address from What is my IP address to confrim that the VPN connection is working.

Linux (Ubuntu)

Specific install instructions for Ubuntu 20.04 LTS have been described below. They may differ slightly for other Linux Distros.
You can view install instructions for other Linux distros over here.
Login to your Ultra Control Panel.
Go to the Apps Tab -> WireGuard and click on Show info.
Click on View Config (#) for one of the configurations and save it on your PC by clicking on the Download button.
Launch a Terminal window to execute some commands.
Install WireGaurd,resolvconf & unzip:

sudo apt install wireguard resolvconf unzip

Navigate to the directory that you downloaded your WireGuard configuration to and extract the *.conf file from it. Let us assume that the download was made to ~/Downloads and that Config (1) was downloaded:

cd ~/Downloads/
unzip wireguard-config-peer1.zip *.conf

Note: The wireguard-config-peer# will change depending on the configuration that you have downloaded.

Move the extracted configuration file peer1.conf to /etc/wireguard/.

sudo mv peer1.conf /etc/wireguard/

Note: The peer# will change depending on the configuration that you have downloaded.

Reload systemd daemon and then start the WireGuard service:

sudo systemctl daemon-reload
sudo systemctl start wg-quick@peer1

Note: The peer# will change depending on the configuration that you have downloaded.

Check the status of WireGuard, it should look similar to the screenshot given below:

sudo wg

Check your IP address from What is my IP address to confrim that the VPN connection is working.
Stop the WireGuard service:

sudo systemctl stop wg-quick@peer1

Note: The peer# will change depending on the configuration that you have downloaded.

Mobile Clients

Android

Select SCAN FROM QR CODE.

Scan the QR code of the WireGuard configuration on your screen.
Name the tunnel as per your preference and select CREATE TUNNEL.

Finally, enable the tunnel.

iOS

Select Create from QR code.

Scan the QR code of the WireGuard configuration on your screen.
Name the tunnel as per your preference and click on Save.

Accept the permissions prompt by clicking on Allow.

Finally, enable the tunnel.