pu.exe -u administrator -p pwd /<DOMAIN>/<HUB>/<TARGET_ROBOT>/controller probe_config_set controller controller <USER_TAG> <VALUE> ""
for example to set the user tag 1 value as TEST on a robot called "rob1" connect to hub "hub1" in uim domain "Domain1"pu.exe -u administrator -p pwd /Domain1/hub1/rob1/controller probe_config_set controller controller os_user1 TEST ""