There are a couple of methods that can be used to speed up the internet connection from your computer’s end. One of the best method do it as follows :-
>> Open the “RUN” box on your computer. (Windows key + R)
>> Now type in the run box- gpedit.msc and press enter. This will open “Group Policy editor” MMC window.
>> Now go to the Local Computer policy>computer Configuration>Administrative Templates>Network>QOS Packet Scheduler
>> You will find “Limit Reservable Bandwidth” on the right hand side of the panel, just double click on it.
>> A new window will come up, in the setting tab of that window click on the Enabled Radio Button.
>> Below that enter the value 0 (zero) next to Bandwidth Limit (%)
>> Click Apply and Ok and exit the Group Policy Editor.
>> Restart your computer.
Doing all this will definetly improve your internet speed.