uArm Studio unable to connect to server for sign up/sign in

uArm Serial No.: (the No. at the bottom of each uArm reading “UARM-0505170244”)

Firmware Version: 3.2.0

Operation System: Win 10

uArm Controlling Method: uArm Studio

The application return message “Server is unavaliable”

Please check whether the power cord of uarm is plugged into the plug-in board, and whether the USB cable is connected to the computer. After pressing the power button of the robot arm, the robot arm will make a “drop” sound.