diff --git a/doc/66.md b/doc/66.md
index dc6d8b70bbdbb124483c61365b3f1dacbedd6cfd..e4d206154c80db603752afe28d46aa5212ee5745 100644
--- a/doc/66.md
+++ b/doc/66.md
@@ -14,9 +14,11 @@ Tool to control the state of the system and service manager.
 ## Interface
 
 ```
-    66 [ -h ] [ -z ] [ -v verbosity ] [ -l live ] [ -T timeout ] [ -t tree ] start|stop|reload|restart|free|reconfigure|enable|disable|configure|status|resolve|state|remove|signal|tree|init|parse|scandir|boot|poweroff|reboot|halt|version [<command options> or subcommand <subcommand options>] service...|tree
+66 [ -h ] [ -z ] [ -v verbosity ] [ -l live ] [ -T timeout ] [ -t tree ] start|stop|reload|restart|free|reconfigure|enable|disable|configure|status|resolve|state|remove|signal|tree|parse|scandir|boot|poweroff|reboot|halt|version [<command options> or subcommand <subcommand options>] service...|tree
 ```
 
+Invocation of `66` can be made as `root` or `regular account`.
+
 ## Options
 
 These options are available all commands except the `-t` options. In such cases, the help of the specific command provides clarification.
@@ -53,10 +55,9 @@ These options are available all commands except the `-t` options. In such cases,
 - [status](status.html): display services information.
 - [resolve](resolve.html): display resolve file contents of the service.
 - [state](state.html): display state file contents of the service.
-- [remove](remove.html): remove services and cleanup all files belong to it from the system.
+- [remove](remove.html): remove service and cleanup all files belong to it within the system.
 - [signal](signal.html): send a signal to services.
 - [tree](tree.html): manage or see information of trees.
-- [init](init.html): initiate to scandir all services marked enabled of a tree.
 - [parse](parse.html): parse the service frontend file.
 - [scandir](scandir.html): manage scandir.
 - [boot](boot.html): boot the system.
@@ -91,4 +92,4 @@ Any dependency or required by dependency of a service or a tree chain will be au
 
 For instance, during the `stop` command, if the `FooA` service has a declared required by dependency on `FooB`, `FooB` will be automatically considered and stopped first when `FooA` is stopped. This process will run recursively until all required by dependencies are stopped.
 
-This applies to all `66` commands.
\ No newline at end of file
+This applies to all `66` commands when it's necessary.