The wizard will show a checklist of what will be removed. Confirm. The process takes 3-10 minutes. Your PC will restart automatically. atlas os 21h2
| Scenario | Recommended? | Justification | |----------|--------------|----------------| | Dedicated gaming PC, offline | Conditional | Acceptable with firewall and third-party AV. | | Daily driver with internet | No | High risk of unpatched exploits. | | Corporate environment | No | Violates security baseline and update compliance. | | Competitive gaming LAN events | Yes (ephemeral) | If re-imaged after each event, risk is manageable. | The wizard will show a checklist of what will be removed
Atlas removes ASR rules, Controlled Folder Access, and SmartScreen. Ransomware can encrypt user data without restriction. Your PC will restart automatically
Windows Update is disabled by default. Atlas OS 21H2 does not receive monthly patches, including critical fixes for known RCE vulnerabilities (e.g., PrintNightmare, Follina).
Out of the box, Atlas OS is significantly more private than stock Windows. It disables telemetry and removes data-hungry apps, reducing the data leaving your PC to the bare minimum required for functionality.