this is how i have fixed my slow computer - first hardware step can be upgrading the RAM .
if you want some steps try these
1- restart the computer and remove all unwanted programs (go to control panel than programs and features
2. cut down some start up programs as they slow computer boot and create problems
3. try updating the windows and reset the browsers for more steps visit post [https://goo.gl/ajlstO|top-10-tricks-quick-smart-steps-speedup-windows-computer/] and see if this post also help you .
please comment below if you need any other help