The Best utility to get up and running on a new PC (bug and malware free)

https://ninite.com/

Some of my other favorites

Find files and clean out that computer:

WinDirStat is a disk usage statistics viewer and cleanup tool for various versions of Microsoft Windows.

https://windirstat.net/

https://www.cpuid.com/softwares/cpu-z.html

Figure out what that machine is made of:
Speccy tells you your Hardware specs
https://www.ccleaner.com/speccy

Test your PC speed and hardware:
https://www.userbenchmark.com/

https://www.makeuseof.com/tag/fed-up-with-skype-here-are-6-of-the-best-free-alternatives/

CPU Temperature:

Proper CPU Temps

Cable Connector Guide from Cables to Go
https://www.cablestogo.com/learning/connector-guides