| Feature | 21H2 (Home/Pro) | 22H2 | LTSC 2021 (based on 21H2) | |---------|----------------|------|----------------------------| | Support ends | June 2023 | Oct 2025 | Jan 2027 | | Teams Chat forced | No | Yes (removable) | No | | Search Highlights | No | Yes (removable) | No | | Telemetry control | Full GPO | Reduced GPO | Full GPO + offline | | Ideal for | Purists (offline) | Mainstream users | Long-term stability |

Version 21H2 is an incredibly "mature" build. It provides the essential security and virtualization features—like GPU compute support for Windows Subsystem for Linux (WSL)

Many games and apps crash without these. Since ReviOS is stripped down: