What software i need to find slow internet issues ?

Mareks Z: What software i need to find slow internet issues ?
I have good internet, but in the last week i had much slower than it used to.I can’t say to provider anything because the speed is more that minimum of the guaranty . My computer is spyware free, and there are no software that slows my speed. So, can you suggest a software that find the issue of the slow speed ?

Answers and Views:

Answer by Wyatt Earp
Download and run this free program to see if your

computer is experiencing registry or optimization

problems. If it corrects your problem then run it

daily or whenever your system appears to run slow.

Advanced WindowsCare Personal 2.7.1
Select the “Download now” button ..Not the “Download Here” on the banner.

https://download.cnet.com/Advanced-SystemCare/3000-2086_4-10407614.html?tag=contentBody%3bmostPopTwoColWrap&cdlPid=10875987

Cheers