With the TAS 5.0 release, shadow file utilities took over functions of several realm-specific commands. If you cannot complete an activity as expected with a realm-specific command, check "Shadow File Utilities".
"acprint"
"acslist"
"aczonelist"
"atattr"
"atconvert"
"ddpinfo"
"desk"
"m2u"
"maccp"
"macfsck"
"macmd"
"macmv"
"macrd"
"macrm"
"pfinfo"
"u2m"
"nbmessage"
"nbq"
"nwmessage"
"nwq"