edit iso file “/usr/lib/calamares/modules/networkcfg/main.py”
with “sudo vi” or “sudo nano” or “kate”(more simple if kde iso) or …
all is in commit :
replace 3 red lines by 3 green lines (all the line, except first char “+”), lines Number 76, 80 and 81
line 76 replace : with open(target_network, "r") as network_conf:
with open(nm_config_filename, "r") as network_conf:
replace lines 80 and 81 by:
target_permissions = 'permissions=user:{}:;\n'.format(target_user)
with open(nm_config_filename, "w") as network_conf:
ps: lines starts with 4 spaces