Harpreet Suri contributed to the MicrosoftDocs/defender-docs repository by delivering three targeted documentation features focused on Microsoft Intune and mobile security. He clarified the push notification user experience, explaining how status signals function when VPN is not configured, and updated system requirements to document the deprecation of Android 10 support. Additionally, Harpreet added onboarding control guidance, enabling administrators to prevent Defender setup on unenrolled Android devices. His work, written in Markdown and grounded in technical writing best practices, addressed evolving platform requirements and reduced user confusion, resulting in clearer documentation and improved policy compliance for administrators managing Defender deployments.