Solutions are displayed which match your selected specification «Windows».
Make sure you selected all specifications which apply to you.
Limit the background programs (Windows)
If you wonder "why is internet running slow," it is possible that a process running in the background is using it. There are programs which can and may run in the background without your knowledge, decrease your Internet speed and occupy your RAM memory. You might have installed one of those programs by visiting a website or by installing another application. One process won't use the full Internet speed, however many processes running in the background can lead to the "internet really slow" issue.
The answer to your next "how to fix really slow internet" question is to limit the number of programs running in the background. You can easily identify them and disable them in the Task manager. Click here to learn how to close programs via Task Manager.
Alternatively, you can disable and prevent them from starting when Windows starts via msconfig. If you are not sure how, click here to find out.