Every Windows version has its flaws and user privacy is one that haunts them all.

In Windows 10, detractors argue, privacy settings are so scattered across the operating that the average user cannot hope to protect themselves against Microsoft’s purported data mining attempts. You might conclude that Microsoft is intentionally making it difficult for you to disable everything. Thankfully, several third-party apps have stepped up.

See http://www.makeuseof.com/tag/tools-manage-windows-privacy-settings/.