You can find the physical motherboard on AliExpress or eBay .
Technicians often share these files on sites like KazmiElecom , LabOne , or GSM-Forum . Search for the specific motherboard model and resolution on those platforms. Download P150 2851V6 3840x2160 FRESH part02 rar
Often used in tech communities to denote a "clean" or unmodified factory firmware dump. You can find the physical motherboard on AliExpress or eBay