I like this software on windows because it blocks all connections by default and lets you choose when to let things through.

I left some notes on what to block or not block.

If you'd like, watch that video and decide for yourself whether to block or allow the listed items below.

I can't recall which one it was, but I do like the fact windows search doesn't do web searches anymore because it's blocked for me now.

Video Guides:

Youtube

EXCELLENT FREE WINDOWS FIREWALL | Simplewall Guide

Article helping decide what to block in simplewall

• WAAS Medic Agent .exe
  • For windows update fixing issues
• taskhostw.exe
  • Prevents instant shutdown to save files and fix issues
• SIH Client .exe
  • Silent Install Helper // part of windows update
• NIS SRV
• Device census .exe
  • Should be rejected