Older:Condensation inside the machineThe water level reading is offMachine boot-up troubleshooting steps (error_bootfill)GHC ghost tap issue / only one function and stop button workSteam wand ball joint nut leakage
Newer:Q&A about profiles - questions overviewAre flow profiles better than pressure profiles?Other important documentationImportant information about your Decent Espresso machineWater level sensor calibration (for v1.0 to v1.3 machines)