DOCS/options: update watch-later-options docs

DOCS/man/mpv.rst

@@ -1127,7 +1127,7 @@ course mpv is terminated abruptly and doesn't have the time to save (e.g. with
 the KILL Unix signal).
 
 mpv also stores options other than the playback position when they have been
-modified after playback began, for example the volume and the fullscreen state,
+modified after playback began, for example the volume and selected audio/subtitles,
 and restores their values the next time the file is played. Which options are
 saved can be configured with the ``--watch-later-options`` option.
 

DOCS/man/options.rst

@@ -1074,17 +1074,21 @@ Watch Later
     still be applied fully, but new watch later data won't contain these
     options.
 
+    See ``--help=watch-later-options`` for the list of the properties that are
+    restored by default.
+
     This is a string list option. See `List Options`_ for details.
 
     .. admonition:: Examples
 
-        - ``--watch-later-options-remove=fullscreen``
-          The fullscreen state won't be saved to watch later files.
+        - ``--watch-later-options-remove=sid``
+          The subtitle track selection will not be restored.
         - ``--watch-later-options-remove=volume``
           ``--watch-later-options-remove=mute``
           The volume and mute state won't be saved to watch later files.
-        - ``--watch-later-options-clr``
-          No option will be saved to watch later files.
+        - ``--watch-later-options=start``
+          No option will be saved to watch later files, except the playback
+          position.
 
 ``--write-filename-in-watch-later-config``
     Prepend the watch later config files with the name of the file they refer