: Turn the printer off, insert the card, and turn it back on. The screen may stay blank for several seconds while the light on the mainboard flashes.
: Official updates or manual tuning can address stock bugs, such as "Jam Detection" and "Power Loss Detection" being overly sensitive and causing unnecessary print failures.
: Through firmware updates, new features can be added to the Sunlu T3, extending its capabilities. This could include support for new types of filaments, enhancements to the user interface, or the addition of networking capabilities for easier remote management.
Don't just take my word for it. Here is what users report after the update:
Newer Marlin-based updates often fix extruder cooling fan mapping issues. In stock versions, the fan may only run when motors move, but updates ensure it stays on whenever the hotend is above a safe temperature.