A robust tool for 3G/4G modems that allows you to check SIM balance and manage SMS.
If it doesn't start, open "This PC" and look for the Svyaznoy icon drive. modem sviaznoi skachat programmu
If the original software is missing or incompatible with newer Windows versions (like Windows 10 or 11), you can use third-party managers: A robust tool for 3G/4G modems that allows
If the device isn't recognized, go to Device Manager , right-click the modem, and select Update Driver . go to Device Manager
Open the installed Svyaznoy program and click "Connect" or "Подключить."