Various studies have shown that when using your Windows 11 PC, you leave behind a lot of digital traces that are collected by Windows and, in some cases, sent to Microsoft. This poses a serious privacy risk. However, you do have the option to reduce the amount of personal data collected. The most important setting for this is called ‘Optional diagnostic data’. It’s found in Settings > Privacy & security > Diagnostics & feedback. By turning off Optional diagnostic data, you pr