filament - No extrusion, but manual extrusion works - 3D Printing Stack Exchange

I just bought and build my first 3d printer (HE3D K280 with Marlin) and I'm encountering some problems with Cura 4 and Repetier. When I load and slice a part, the printer does not extrude anything

flashprint - Low quality printing on tall 3D models - 3D Printing Stack Exchange

Electronics, Free Full-Text

print quality - What causes bubbles in extruded filament? - 3D Printing Stack Exchange

print quality - I am experiencing some severe under extrusion - 3D Printing Stack Exchange

Additive Manufacturing of Mechanically Isotropic Thin Films and Membranes via Microextrusion 3D Printing of Polymer Solutions

Facile Route for 3D Printing of Transparent PETg-Based Hybrid Biomicrofluidic Devices Promoting Cell Adhesion

An open source extrusion bioprinter based on the E3D motion system and tool changer to enable FRESH and multimaterial bioprinting

Voxelab 3D Printer Aquila D1, Auto Leveling 3D Printers with Linear Guide, Dual-Gear Direct Extruder, 300℃ High-Temp Printing Support Multiple Filaments, Print Size 235x235x250mm: : Industrial & Scientific

print quality - Thin bead not adhering to itself or bed very well, what am I doing wrong - 3D Printing Stack Exchange