+The command @code{quail-show-key}, for showing how to input a
+character, has been removed.
+
+@item
+The default value of @code{keyboard-coding-system} is always
+@code{nil}, regardless of your locale settings. If you want some
+other value, set it yourself.
+
+@item
+Unicode support and unification between Latin-@var{n} character sets
+have been removed. Cutting and pasting X selections does not support
+``extended segments'', so there are certain coding systems it cannot
+handle.
+
+@item
+The input methods for Emacs are included in a separate distribution
+called ``Leim''. To use this, you must extract the Leim tar file on
+top of the Emacs distribution, into the same directory, before you
+build Emacs.
+
+@item
+The following input methods have been eliminated: belarusian,
+bulgarian-bds, bulgarian-phonetic, chinese-sisheng, croatian, dutch,
+georgian, latin-alt-postfix, latin-postfix, latin-prefix,
+latvian-keyboard, lithuanian-numeric, lithuanian-keyboard,
+malayalam-inscript, rfc1345, russian-computer, sgml, slovenian,
+tamil-inscript ucs, ukrainian-computer, vietnamese-telex, and welsh.
+
+@item
+The following language environments have been eliminated: Belarusian,
+Bulgarian, Chinese-EUC-TW, Croatian, French, Georgian, Italian,
+Latin-6, Latin-7, Latvian, Lithuanian, Malayalam, Russian, Russian,
+Slovenian, Swedish, Tajik, Tamil, UTF-8, Ukrainian, Ukrainian, Welsh,
+and Windows-1255.
+
+@item
+The @code{code-pages} library, which contained various 8-bit coding
+systems, has been removed.
+
+@item
+The Kmacro package has been replaced with a simple and elegant
+keyboard macro system. Use @kbd{C-x (} to start a new keyboard macro,
+@kbd{C-x )} to end the macro, and @kbd{C-x e} to execute the last
+macro.
+
+@item
+The Calc, CUA, GDB-UI, Ibuffer, Ido, Password, Printing, Reveal,
+Ruler-mode, SES, Table, Tramp, and URL packages have been removed.
+The Benchmark, Cfengine, Conf, Dns, Flymake, Python, Thumbs, and
+Wdired modes have also been removed.
+
+@item
+The Emacs Lisp Reference Manual and the Introduction to Programming in
+Emacs Lisp are now distributed separately, not in the Emacs
+distribution.
+
+@item
+On MS Windows, there is no longer any support for tooltips, images,
+sound, different mouse pointer shapes, or pointing devices with more
+than 3 buttons. If you want these features, consider switching to
+another operating system. But even if you don't want these features,
+you should still switch---for freedom's sake.
+
+@item
+Emacs will not use Unicode for clipboard operations on MS Windows.
+
+@item
+To keep up with decreasing computer memory capacity and disk space, many
+other functions and files have been eliminated in Emacs 21.4.