Comment Win 10 Slowdowns (Score 1) 64
Win 10 works great on an old machine,
At startup, the drive is often at 100% disk usage as Win10 is busy doing something (scaping data, evaluating your PC before an upgrade, defragging the drive, scanning for viruses, indexing files,
These scraping and maintenance apps are so poorly written that they consume all resources. They should run quietly in the background, but instead they hog the CPU and disk. Sometimes the "run once" application are screwed up and run every time the machine is turned on. I've had to go into the scheduler a few times an disable them.
I'm not sure if it is incompetence or planned obsolescence, but MS keeps adding more of these processes and ruining the Win10 experience for many people. Searching for "win10 100% disk usage" shows that there are more than a dozen different processes that can have this problem behavior. Some of my PCs have this problem regularly, others don't.