In modern marketing, the method of unobtrusive offer of own products is widespread. This principle is pretty abused by Microsoft, which offers users more and more new principles for working with its Windows operating system. In the latest build of Windows 10 Insider Preview, the “suggestion” is to force the use of the proprietary Microsoft Edge browser when working with contextual links in the built-in Windows Mail mail program, which is likely to cause irritation, anger and hopelessness for many users. In turn, Microsoft said that such a requirement applies only the penultimate version of Windows 10. Developers believe that Microsoft Edge is equipped with many advanced features that contribute to creating an interactive environment. Edge more effectively \Microsoft developers also announced improved browser stability compared to previous versions and competitor browsers. However, in order to avoid Microsoft’s imposed “service”, it’s enough not to use Windows Mail, and then all links from another mail service will automatically open in the default web browser, be it Chrome, Firefox or Opera. while the latest build of Windows 10 Insider Preview introduced support for a relatively new image format – HEIF. It is “lighter” than JPEG and allows you to store a series of photos or photos with audio notes in one container. The format can store information about the processing steps of the image.