I have never used Windows 10 nor made significant use of any Windows version since Windows XP. Nonetheless my parents asked me to look at some issues they were having with their laptops. The trend of increasing clutter that has plagued Windows since XP seems to have accelerated. The user experience appears to have been designed by a hoarder. I spent a significant amount of time asking "Do you know what this is? Do yo…
If you're not familiar with Windows and try to clean a PC that isn't yours, it's probably hard to tell what was user installed, what was pre-installed by the manufacturers (they love to include bloatware and unnecessary "tools") and what actually came with Windows.
It's very easy for unaware users to install all sorts of crap and they never know where it came from or what it does - that's basically every PC of a non-tech-savvy user ever.