Never update Klipper or other components through the Fluidd or Mainsail web interfaces. QIDI uses a customized "dirty" fork of Klipper; updating via standard repositories can brick your machine.
Ensure your printer is connected to a stable power source. A power failure during a firmware write can result in a corrupted EMMC. Step 1: Downloading the Correct Firmware qidi xplus firmware install
Newer versions (V1.4.0+) support online updates, but offline files are available on the QIDI X-Plus 4 GitHub . Never update Klipper or other components through the
Visit the QIDI Support Page for older model files. Step 2: Preparing the USB Drive 3DPrinter Software & Firmware - QIDI Tech qidi xplus firmware install