Sifu Techs PC & Mac Repair LLC

Welcome to the MacOS Genius – Sifu Techs YouTube channel! I’m Dan Sifu, founder of Sifu Techs PC & Mac, Mobile Repair Genius LLC, supporting small shops, residential clients, and small shop professionals. Since 1992, we’ve specialized in Apple & Windows repair, mobile device support, data recovery, network setup, and game console repair. Here you’ll find tutorials on MacBook/iMac service, Apple Service Toolkit, Windows troubleshooting, MDM deployment, Ubiquiti networking, certifications, servers, and education tech. I also share content on Lego builds, events, and community projects private/public events. My goal is to simplify technology with clear, engaging video guides that make tech accessible to everyone. Subscribe for trusted tips on Apple, Windows, Android, game consoles, and IT consulting—and support local, small-business tech services in Chicago.