Update firmware MK3s+
When I try to update firmware I get the following message:
avrdude-slic3r -v -p atmega2560 -c wiring -P COM4 -b 115200 -D -U flash:w:0:C:\Users\admin\OneDrive\Documents\Prusa\Firmware\prusa3d_fw_3_14_1_MK3S\MK3S_MK3S+_FW_3.14.1_MULTILANG.hex:i
avrdude-slic3r: Version 6.3-20160220-prusa3d, compiled on Sep 12 2025 at 14:49:38 Copyright (c) 2000-2005 Brian Dean, http://www.bdmicro.com/ Copyright (c) 2007-2014 Joerg Wunsch
Using Port : COM4 Using Programmer : wiring Overriding Baud Rate : 115200avrdude-slic3r: stk500v2_recv(): timeoutavrdude-slic3r: stk500v2_getsync(): timeout communicating with programmeravrdude-slic3r: Could not open port: COM4
avrdude-slic3r done. Thank you.
I have checked nothing else using Com4.
I am new to 3d printing, please help.
Thank You