Use cellular network or Wi-Fi to connect to the World Wide Web. Second of all, you will need a stable Internet connection to start using the program. If your memory is full, delete some apps or media to get more free space. Viber not downloading/installing problemsįirst of all, make sure you have enough free memory on your device for installing new applications. In case you are connected to the Internet, it must be working now. Restart your PC and check whether your Viber cannot connect to internet. On the sixth step choose UDP and in Specific local ports type: 5242, 4244, 5243, 7985, 80, and 443. Leave the fields empty and press Finish.Make sure all the options are ticked in the next menu.Choose Allow the connection and press Next button.Create a new rule by pressing on New Rule button in your right panel.Click on Advanced Settings located in the left panel of the opened menu.Press enter and then choose Windows Defender Firewall. Open your Control Panel and type “firewall” in the search field.Below you will learn how to open ports on your Windows system for your messenger. In case you are using a desktop app, you will need to perform more advanced fixes. In case it fails to open, please refer to your Internet provider to solve connection problems. To check whether your Internet is working, just open your browser and enter any website. Make sure you have a stable Internet connection. In case you cannot connect to Viber, follow this simple guide to make your app work.

Below you will find a handy manual on how to fix your program in case you face certain problems with its usage. However, using the app can be sometimes challenging for beginners. The application is usually downloaded and installed on any operating system in a matter of seconds, causing little to no Viber issues for most users. You can easily call people with local numbers as well as your friends abroad for free. Viber remains to be one of the most popular services for making free calls.

Viber update problem