Method 2: Check for a Damaged Telephon.ini File. Click Start, point to Find, and then click Files or Folders. In the Named box, type telephon.ini tapiini.exe, click your primary disk in the Look In box, and then click Find Now. Right-click the Telephon.ini file, and then click Delete.

Error 633: The modem (or other connecting device) is already in use or is not configured properly. Note When this issue occurs, you must restart the computer or reset the modem device to establish the dial-up connection.

Method 2: Check for a Damaged Telephon.ini File. Click Start, point to Find, and then click Files or Folders. In the Named box, type telephon.ini tapiini.exe, click your primary disk in the Look In box, and then click Find Now. Right-click the Telephon.ini file, and then click Delete.

Cause. This issue occurs because the Rasmans.dll module sets the DisableDefaultRoutes attribute of the wireless wide area network (WWAN) interface to true, and the module does not restore the attribute when you remove the 3G modem without disconnecting the dial-up network connection.

The bandwidth required by Skype depends on the type of calls you want to make. Check the following information for the minimum and recommended speeds for best performance.

Error 720: No PPP Control Protocols Configured. Error 720: Dial-Up networking could not negotiate a compatible set of network protocols you specified in Server Type settings. Check your network configuration in network control panel and try the connection again.

If you use a dial-up connection, there are a couple of good ways to optimize your Internet speed. First, use the fastest modem you can. The fastest modem you can use will send and receive information at a rate of 56 kilobits per second (Kbps).

To dial an extension number during a call, or to enter a number or character such as # (hash) on an automated phone system: During a call, select the dial pad button. Use the dial pad to dial the extension number or characters.

Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet. Make sure Wi‑Fi is turned on. Select the No internet icon on the right side of the taskbar, and make sure Wi-Fi is turned on. If it isn't, select it to turn it on. Also, make sure Airplane mode is turned off.

In Windows 11, select Start, type control panel, then select Control Panel > Network and Internet > Network and Sharing Center . Select Set up a new connection or network. Select Set up a new network, then choose Next. The wizard will walk you through creating a network name and a security key. If your router supports it, the wizard will ...