@Zax soooo ... i try it.

i have the Mana SE v.3.2
are my settings ok?
Board: Arduino Nano
Prozessor: ATmega168
Programmer: AVT ISP

i get the following log after load the bootloader:

C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.21.0_x86__mdqgnx93n4wtt\hardware\tools\avr/bin/avrdude -CC:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.21.0_x86__mdqgnx93n4wtt\hardware\tools\avr/etc/avrdude.conf -v -patmega168 -cstk500v1 -PCOM4 -e -Ulock:w:0x3F:m -Uefuse:w:0xF8:m -Uhfuse:w:0xdd:m -Ulfuse:w:0xff:m

avrdude: Version 6.3-20171130
Copyright (c) 2000-2005 Brian Dean, http://www.bdmicro.com/
Copyright (c) 2007-2014 Joerg Wunsch

     System wide configuration file is "C:\Program Files\WindowsApps\ArduinoLLC.ArduinoIDE_1.8.21.0_x86__mdqgnx93n4wtt\hardware\tools\avr/etc/avrdude.conf"

     Using Port                    : COM4
     Using Programmer              : stk500v1

avrdude: stk500_getsync() attempt 1 of 10: not in sync: resp=0x00
avrdude: stk500_getsync() attempt 2 of 10: not in sync: resp=0x00
avrdude: stk500_getsync() attempt 3 of 10: not in sync: resp=0x00
avrdude: stk500_getsync() attempt 4 of 10: not in sync: resp=0x00
avrdude: stk500_getsync() attempt 5 of 10: not in sync: resp=0x00
avrdude: stk500_getsync() attempt 6 of 10: not in sync: resp=0x00
avrdude: stk500_getsync() attempt 7 of 10: not in sync: resp=0x00
avrdude: stk500_getsync() attempt 8 of 10: not in sync: resp=0x00
avrdude: stk500_getsync() attempt 9 of 10: not in sync: resp=0x00
avrdude: stk500_getsync() attempt 10 of 10: not in sync: resp=0x00

hm ... benbox doesn't work for me

Ok. And how does it works via Arduino IDE?

and how to flash to 1.1.e? xloader tell me "update failed"

Hi,
i want to install the grbl 1.1 via xload, but i get "update failed.
is there any other way - or a good "how to" ...???