here simple trick how u hack
go start> run> type regedit
HKEY_local_MACHINE\ SOFTWARE\ Microsoft\ Windows NT\ CurrentVersion\ Ports
Modify the default string value of the port. For example. COM1 is 9600,n,8,1" By default; you can modify it to "921600,n,8,1,p"
IN ALL com1 ,2,3,4,5
WARNING; Do this ONLY if using Dial-up (analogue) modems (e.g 56K, ISDN) Connected only to a serial Port (COMx), NOT IF modems! IF using internal Modems located in the communication Networking Riser (CNR) slot, do NOT use these settings! such cards are incompatible with these Settings.
Also, please don't expert you internet access speed to improve-if they do,well and good!
no need software it is simple trick