After printing, the heating, motor, and fan will be turned off, but the printer, itself, will not be automatically turned off.
Yes, you can buy the parts and upgrade the printer. When upgrading, the Chamber Monitoring Camera can unlock the live view and time lapse functions. Since the AI Spaghetti detection relies on the USB camera, the stock X1 version doesn’t come with that feature. Upgrading the auxiliary parts cooling fan can also enable more cooling capacity to achieve higher print speeds without compromising quality. Upgrading to the hardened hotend can allow you to print Carbon/Glass Fiber Reinforced Polymer filaments without wiping off the nozzle quickly. Currently, though, there are no 3rd party parts that will work with the Bambu Lab X1 Series 3D printers.
Both are supported. The 220V hotbed heats up faster.In order to protect the machine, when using 220V，the maximum temperature of the hot bed will be limited to 110°C, and the 110V power supply is limited to 120°C.