Some of the most commonly reported problems with Windows 7 include compatibility with older programs, slow performance on low-end hardware, and trouble with the Aero theme and its features.
Is it safe to use Windows 7 after 2020?
Windows 7 can still be installed and activated after end of support; however, it will be more vulnerable to security risks and viruses due to the lack of security updates. After January 14, 2020, Microsoft strongly recommends that you use Windows 10 instead of Windows 7.
Why you should not use Windows 7?
To begin with, Windows 7 will not stop working, it will just stop receiving security updates. Users will therefore be more vulnerable to malware attacks, particularly from “ransomware”. … Malware writers don’t normally target out-of-date operating systems, because they don’t usually have many users.