You can modify the existing Dial Up Networking settings, by doing the following:
Select your screen name and type your password if required
Click the Setup button on the M-Web Connect Wizard sign on screen.
Select the Advanced Setup option and click Next.
Select the Advanced Settings option, then click the Finish button.
This will open the Dial Up Networking window of the current dial-up networking entry being used by the Connect Wizard to connect to M-Web.
You can change the username and password being used to connect to the M-Web network and edit the settings of the connection by clicking the Networking tab if you want to modify the TCP/IP settings and select the Dialing tab if you want to modify the Dialing options.
Click the OK button once you of modified the settings.