1. Search for and install the PortSIP application in the Google Play app store.
2. Enter the application, give it all the necessary permissions. Enter the data that you can find in your UniTalk personal account, in the “Users” tab. In the “Username” field, insert your line number, then the password in “Password” (to see the password, click the bottom “Settings” button next to your user in your personal account) and in the “SIP Domain” field — cstat.nextel.com.ua or sip.nextel.cloud (as specified in the SIP line settings on the Users tab)
3. Then click “Sign in”. If everything is entered correctly, in the menu “Settings” you will see the status “Online”.