If you own a Tronxy XY-2 Pro, you know it’s a sturdy, reliable workhorse in the budget 3D printer arena. But like any piece of complex hardware, its soul is its software: the firmware. Outdated stock firmware can lead to layer shifts, thermal runaway risks, poor auto-leveling, or a noisy LCD interface.
"No printer attached" on LCD. Fix: Baud rate mismatch. Mainboard is set to 115200, screen expects 250000. You need to recompile the firmware with #define BAUDRATE 250000 . tronxy xy-2 pro firmware update
Performing a is the single most impactful upgrade you can perform that costs absolutely nothing. However, unlike an Ender 3, Tronxy machines can be finicky. A wrong flash can brick your board. If you own a Tronxy XY-2 Pro, you