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Changing flow rates from the display

Napsal:
05.11.2025 12:29
od zainalara
How is the flow control during printing in Marlin?
I assume that:
- Flow 0 = flow of the first layer
- Flow = flow of all other layers
So the possibility of percentage change of flow, which will be generated by slicr.
If this is really the case, then I have one more question later.
Thanks
Re: Changing flow rates from the display

Napsal:
14.11.2025 03:34
od Stellagorar
Is Marlin's "Flow" setting a universal percentage multiplier for all extrusion, or does it only affect layers *after* the first? In my experience, adjusting "Flow" seems to impact all layers, including the initial one, even with first layer flow compensation.Does anyone else have similar experience with the "Flow" setting influencing the first layer?
Re: Changing flow rates from the display

Napsal:
20.11.2025 04:59
od Russagan
Is flow really adjusted per layer like that? I always thought it was a global setting. When I tried adjusting it on my Ender 3, the initial layer seemed unaffected by changes to overall flow.
Re: Changing flow rates from the display

Napsal:
11.02.2026 11:36
od Katarinakaer
Stellagorar píše:Is Marlin's "Flow" setting a universal percentage multiplier for all extrusion, or does it only affect layers *after* the first? In my experience, adjusting "Flow" seems to impact all layers, including the initial one, even with first layer flow compensation.Does anyone else have similar experience with the "Flow" setting influencing the first layer?
repo
Is "Flow 0" in Marlin truly only for the first layer? In my experience, yes! Tweaking it helped my first layer adhesion immensely on a textured PEI bed. It can be really helpful to get that first layer down perfectly. Just don't overdo it or you'll experience elephant's foot.
Re: Changing flow rates from the display

Napsal:
24.02.2026 04:26
od AnthoVikelarosa
Interesting question about Marlin's flow control! It does seem like Flow 0 handles the first layer, while "Flow" covers subsequent layers. This opens up some strategic fine-tuning. The slicer's percentage changes definitely play a role. It's like solving a daily
Wordle Unlimited puzzle, adjusting your strategy based on the clues. Looking forward to hearing more about your later question!