3d printing extruder not working and not to print anything

uArm Serial No.: “UARM-UP1300180406BE”

Firmware Version: 3.2.0

Operation System: Win7

uArm Controlling Method: uArm Studio 1.1.21/ MARLIN Arduino 1.8.9

I HAVE A UARM ROBOT. ITS 3D PRINTING OPERATION NOT WORKING. ITS 3D PRINTING EXTRUDER STEPPER MOTOR NOT ROTATING AND NOT FEEDING MATERIAL FOR 3D PRINT. PLEASE SOLVE IT BECAUSE I TRY ALL THINGS FOR FIX IT BUT FAILED TO SOLVE. PLZ HELP ME.
MY CONTACT NO: +91-9564928123.
MAIL ID: msoumen.16@gmail.com

Hi, could you shoot a video about that issue and post it here? Thanks