This method is easy enough, even in my opinion this way is very easy, and could be done on all versions of Windows, from Windows xp, windows vista, windows 7 and windows 8, can use this trick. just please read carefully.
How to Speed up Modem Connection Without Software
This time I will make an example through my windows 8, but other windows just the same way with windows 8 so you can do it at other windows.
2. If completed, it will show a selection of Internet connection you have previously been using. then choose a connection which you will use later. for example I use the freeway so that I choose is the freeway. Right click on the "Vodafone"> select Properties
window will appear as shown below and then click Configure
3. The next window will appear as shown below, and then on the option you select Maximum Speed simply the greatest then check or mark all hardware options. then OK
4. All settings are done, now just connect. well here it is, as you see. theres some you should check, please do not connect the modem using the default software. but use the Internet accsess panel which you've made. and enjoy...