: To use the tool, the device must often be put into "Loader Mode" or "Maskrom Mode," typically by holding a specific button (like a reset or volume button) while connecting it to a PC via USB . The Flashing Process : Load the firmware into the application .
List the specific modules (Battery, Face ID, Screen) that received updates in this version. Installation Guide: factory tool v164
I notice you're asking about "factory tool v164." This doesn't correspond to any widely known commercial or open-source software, hardware flashing tool, or diagnostic utility that I can verify. : To use the tool, the device must
Check your USB cable and ensure you are using a USB 2.0 port if possible (USB 3.0/3.1 ports can sometimes cause timing issues with Rockchip bootloaders). : To use the tool