Improve documentation of the daemon and emacsclient

* doc/emacs/misc.texi (emacsclient Options):
* doc/emacs/cmdargs.texi (Initial Options): Document that
using --daemon=NAME will need to specify the same NAME when
invoking 'emacscilent'.  (Bug#35547)

Author: Eli-Zaretskii

doc/emacs/cmdargs.texi

@@ -347,13 +347,15 @@ Start Emacs with minimum customizations.  This is similar to using
 @itemx --bg-daemon[=@var{name}]
 @itemx --fg-daemon[=@var{name}]
 Start Emacs as a daemon: after Emacs starts up, it starts the Emacs
-server without opening any frames.
-(Optionally, you can specify an explicit @var{name} for the server.)
-You can then use the @command{emacsclient} command to connect to Emacs
-for editing.  @xref{Emacs Server}, for information about using Emacs
-as a daemon.  A ``background'' daemon disconnects from the terminal
-and runs in the background (@samp{--daemon} is an alias for
-@samp{--bg-daemon}).
+server without opening any frames.  You can then use the
+@command{emacsclient} command to connect to Emacs for editing.
+(Optionally, you can specify an explicit @var{name} for the server; if
+you do, you will need to specify the same @var{name} when you invoke
+@command{emacsclient}, via its @option{--socket-name} option, see
+@ref{emacsclient Options}.)  @xref{Emacs Server}, for information
+about using Emacs as a daemon.  A ``background'' daemon disconnects
+from the terminal and runs in the background (@samp{--daemon} is an
+alias for @samp{--bg-daemon}).
 
 @item --no-desktop
 @opindex --no-desktop

doc/emacs/misc.texi

@@ -1925,6 +1925,9 @@ omitted, @command{emacsclient} connects to the first server it finds.
 If you set @code{server-name} of the Emacs server to an absolute file
 name, give the same absolute file name as @var{server-name} to this
 option to instruct @command{emacsclient} to connect to that server.
+You need to use this option if you started Emacs as daemon
+(@pxref{Initial Options}) and specified the name for the server
+started by the daemon.
 
 @item -t
 @itemx --tty