有遇過一樣嘅問題,同樣係自己買過kit然後換SSD
有做過research得出係因為firmware太舊,原底hardware 喺Recovery mode下有機會認唔到 3rd party SSD。Firmware無得喺apple直接download,佢有機會包含係喺某個OS upgrade度
如果你好堅持想裝Native Monterey,建議你換返原裝SSD做recovery,由recover mode 裝返曝低versionOS後,每個OS Upgrade咁裝上去,然後再換返3rd party SSD直接安Monterey
如果唔想每級OS裝上去咁煩,可以試Opencore Legency Patcher,理論上可裝到最新OS,但要預啲舊機唔係成日行到animated desktop background
https://dortania.github.io/OpenCore-Legacy-Patcher/