Once a part is installed, Apple provides built-in tools to verify its authenticity: Self Service Repair - Apple Support
: Some independent shops have joined Apple's Independent Repair Program, giving them access to official diagnostics, tools, and parts. 2. Verification Methods buy genuine apple parts
: Retailers like Best Buy's Geek Squad are trained by Apple and guaranteed to use only genuine parts for every repair. Once a part is installed, Apple provides built-in