用 PP助手等工具刪除:/System/Library/LaunchDaemons/com.apple.crash_mover.plist
/System/Library/LaunchDaemons/com.apple.crash_mover.plist
需添加源:https://apt.so/3730390 (免費),Cydia 搜尋安裝即可。
https://apt.so/3730390
任選一法即可解決開機花屏困擾。