From Windows 7 to 11: Evolution of Microsoft's Client and Server Operating Systems

Windows 7 10 11

1. Windows 7

• Release Date: October 22, 2009

• Overview: Windows 7 was a significant upgrade from Windows Vista, focusing on improving performance, stability, and user experience. It introduced features like Aero Snap, Aero Shake, and improved taskbar functionality. Windows 7 was widely praised for its simplicity and reliability, making it one of the most popular versions of Windows.

• End of Support: Mainstream support ended on January 13, 2015, and extended support ended on January 14, 2020.

2. Windows 10

• Release Date: July 29, 2015

• Overview: Windows 10 marked a shift towards a "Windows as a Service" model, with continuous updates rather than major new versions. It introduced the return of the Start Menu (with a modern twist), Cortana (Microsoft's digital assistant), and the Edge browser. Windows 10 also emphasized cross-device compatibility, supporting PCs, tablets, and smartphones.

• Key Features: Virtual desktops, DirectX 12, Windows Hello (biometric authentication), and the Universal Windows Platform (UWP) for app development.

• End of Support: Windows 10 is scheduled to reach end of support on October 14, 2025.

3. Windows 11

• Release Date: October 5, 2021

• Overview: Windows 11 is the latest major release of the Windows operating system, featuring a redesigned user interface with a centered Start Menu, rounded corners, and a more modern look. It focuses on productivity, gaming, and security, with features like Snap Layouts, DirectStorage, and enhanced support for touch, pen, and voice input.

• Key Features: Integration with Microsoft Teams, Widgets, Android app support (via Amazon Appstore), and improved gaming performance with Auto HDR and DirectStorage.

• System Requirements: Windows 11 has stricter hardware requirements compared to Windows 10, including the need for a compatible 64-bit processor, TPM 2.0, and Secure Boot.

4. Windows Server

• Overview: Windows Server is a series of server operating systems designed for enterprise-level management, data storage, and network infrastructure. It provides tools for server management, virtualization, cloud integration, and security.

• Key Versions:

  • Windows Server 2008/R2: Focused on virtualization and power management.

  • Windows Server 2012/R2: Introduced improvements in storage, networking, and Hyper-V virtualization.

  • Windows Server 2016: Added support for containers, Nano Server, and enhanced security features like Shielded Virtual Machines.

  • Windows Server 2019: Focused on hybrid cloud integration, Hyper-Converged Infrastructure (HCI), and improved security.

  • Windows Server 2022: The latest version, emphasizing advanced multi-layer security, Azure hybrid capabilities, and improved performance for modern workloads.

• Use Cases: Active Directory, file and print services, web and application hosting, and virtualization.

Summary:

• Windows 7: A stable and user-friendly OS, now outdated.

• Windows 10: A versatile and widely used OS with regular updates.

• Windows 11: The latest version with a modern interface and enhanced features.

• Windows Server: A robust platform for enterprise and server management, with versions tailored for different business needs.