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Robo E4 Firmware Update
CURRENT FIRMWARE VERSION is 2.2.5 as of March 2025. If your printer says it is up to date, but you have an earlier version of firmware, please use the USB steps to get up to date! Updating over...
E3: Disassembling the Housing (Accessing the Screen/Main Board)
If you need to disassemble the plastic housing surrounding your Robo E3, this video will walk you through doing so. Please follow carefully as there are some hidden screws you don't want to miss. B...
E3: My Camera Isn't Working OR My USB Stick Isn't Working
The Robo E3 has a place where you can toggle camera functionality with USB functionality. In order for the USB to work, you need to make sure the USB option is selected. Go into the on-printer menu...
E4 Pro: Printer Won't Home or Send Prints - Even the Built in Ones aka Grinding Against the Left Side
If you are unable to home your Robo E4 Pro or every time you try to print it ends up grinding against the left-hand side of your printer, you likely have something broken on the circuit board insid...
E4 Pro: Extruder Assembly Housing Wobbly
Follow along with this video to correct a wobbly extruder assembly. Important! If your extruder is wobbly, DO NOT try to calibrate it, home it, or send a print before fixing the wobble! Instructio...
E4 Pro Sensor Calibration Error
If you are attempting to complete Sensor Calibration on your Robo E4 Pro and are receiving the following message, please follow the below steps: Error: "If the sensor is not triggered, please con...
Changing your Print Temperature in RoboPrint
It's important to make sure your print temperatures match your chosen filament to reduce the likelihood of clogs and poor print quality. In RoboPrint, click "Start Slicing" and then go into "Expert...
Changing your Print Temperature in RoboCloud
It's important to make sure your print temperatures match your chosen filament to reduce the likelihood of clogs and poor print quality. To change your print temperature in RoboCloud, go into Print...
Robo E4: Clearing a Tough Clog - Aka Taking the Extruder Apart
This video shows you how to take the extruder apart to get to the toughest clogs. Prior to following these steps, we recommend following the guidance in this article for basic unclogging steps: Rob...
Robo E3 Pro: Grinding Noise when Calibrating, Homing, or Setting the Z-Axis Offset
If you are getting a grinding noise while calibrating, homing, or setting the z-axis offset, it may be because your bed-levelling servo assembly is not functioning. If the grinding noise is happeni...