(1) Connect USB flash disk with PC
(2) Format USB flash disk (File system: FAT32 , 4096 byte)
(3) Copy the "xxxx .APPU" file into the root of USB flash disk
(4) Connect USB flash disk with machine
(5) Power on and machine will upgrade automatically
(6) Power off when "100%" shows, and take off USB flash disk
Leave Us Messages
If you encounter any problems, please feel free to contact us, and we will solve the relevant problems for you.
They are all manufactured according to the strictest international standards. Our products have received favor from both domestic and foreign markets.
They are now widely exporting to 200 countries.