: Use a thumb drive formatted to FAT32 .
Extract the downloaded .zip or .rar file. You will typically see a folder named QD_Update . Copy this folder directly to the root directory (the main page) of your USB drive. Do not place it inside another folder. Step 3: Installation Methods Method A: The "About" Menu (Recommended for X-Plus 3) qidi xplus firmware install
If a new version is available, follow the on-screen instructions and wait for the printer to restart automatically. : Use a thumb drive formatted to FAT32
This is a comprehensive guide to understanding, downloading, and installing firmware for the (covering both the original X-Plus and the X-Plus 2). qidi xplus firmware install