GoKawiilGuide details methods for converting an old MacBook into a NAS server
A tutorial outlines how to repurpose an old MacBook as a home Network Attached Storage device, ranging from simple macOS sharing features to more advanced Linux-based setups. It recommends resetting the Mac to factory settings, updating to the most stable macOS version, using external drives for storage, and connecting via Ethernet for reliability. For Intel Macs with HDMI output, a headless display plug and the free Amphetamine app are suggested to keep the GPU active and prevent sleep.