diff --git a/runtime/doc/change.txt b/runtime/doc/change.txt
index 7db3ffc..d0b50ca 100644
--- a/runtime/doc/change.txt
+++ b/runtime/doc/change.txt
@@ -1,4 +1,4 @@
-*change.txt*    For Vim version 8.2.  Last change: 2021 Jan 21
+*change.txt*    For Vim version 8.2.  Last change: 2021 Mar 01
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -649,6 +649,8 @@
 			The space between `:substitute` and the 'c', 'g',
 			'i', 'I' and 'r' flags isn't required, but in scripts
 			it's a good idea to keep it to avoid confusion.
+			Also see the two and three letter commands to repeat
+			:substitute below |:substitute-repeat|.
 
 :[range]~[&][flags] [count]					*:~*
 			Repeat last substitute with same substitute string
@@ -877,20 +879,26 @@
 		*:sge* *:sgi* *:sgI* *:sgl* *:sgn* *:sgp* *:sgr* *:sI* *:si*
 		*:sic* *:sIc* *:sie* *:sIe* *:sIg* *:sIl* *:sin* *:sIn* *:sIp*
 		*:sip* *:sIr* *:sir* *:sr* *:src* *:srg* *:sri* *:srI* *:srl*
-		*:srn* *:srp*
+		*:srn* *:srp* *:substitute-repeat*
 2-letter and 3-letter :substitute commands ~
 
+These commands repeat the previous `:substitute` command with the given flags.
+The first letter is always "s", followed by one or two of the possible flag
+characters.  For example `:sce` works like `:s///ce`.  The table lists the
+possible combinations, not all flags are possible, because the command is
+short for another command.
+
      List of :substitute commands
      |      c    e    g    i    I    n    p    l    r
-     | c  :sc  :sce :scg :sci :scI :scn :scp :scl  ---
+     | c  :sc  :sce :scg :sci :scI :scn :scp :scl
      | e
      | g  :sgc :sge :sg  :sgi :sgI :sgn :sgp :sgl :sgr
-     | i  :sic :sie  --- :si  :siI :sin :sip  --- :sir
+     | i  :sic :sie      :si  :siI :sin :sip      :sir
      | I  :sIc :sIe :sIg :sIi :sI  :sIn :sIp :sIl :sIr
      | n
      | p
      | l
-     | r  :src  --- :srg :sri :srI :srn :srp :srl :sr
+     | r  :src      :srg :sri :srI :srn :srp :srl :sr
 
 Exceptions:
      :scr  is  `:scriptnames`
diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt
index 03fcb65..92f0206 100644
--- a/runtime/doc/eval.txt
+++ b/runtime/doc/eval.txt
@@ -1,4 +1,4 @@
-*eval.txt*	For Vim version 8.2.  Last change: 2021 Feb 10
+*eval.txt*	For Vim version 8.2.  Last change: 2021 Mar 10
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -5300,6 +5300,9 @@
 		Get the position for {expr}. Same as |getpos()| but the column
 		number in the returned List is a character index instead of
 		a byte index.
+		If |getpos()| returns a very large column number, such as
+		2147483647, then getcharpos() will return the character index
+		of the last character.
 
 		Example:
 		With the cursor on '세' in line 5 with text "여보세요": >
@@ -5779,6 +5782,8 @@
 		The column number in the returned List is the byte position
 		within the line. To get the character position in the line,
 		use |getcharpos()|
+		The column number can be very large, e.g. 2147483647, in which
+		case it means "after the end of the line".
 		This can be used to save and restore the position of a mark: >
 			let save_a_mark = getpos("'a")
 			...
@@ -7450,7 +7455,8 @@
 		to be used when fast match additions and deletions are
 		required, for example to highlight matching parentheses.
 
-		The list {pos} can contain one of these items:
+		{pos} is a list of positions.  Each position can be one of
+		these:
 		- A number.  This whole line will be highlighted.  The first
 		  line has number 1.
 		- A list with one number, e.g., [23]. The whole line with this
@@ -7463,7 +7469,7 @@
 		- A list with three numbers, e.g., [23, 11, 3]. As above, but
 		  the third number gives the length of the highlight in bytes.
 
-		The maximum number of positions is 8.
+		The maximum number of positions in {pos} is 8.
 
 		Example: >
 			:highlight MyGroup ctermbg=green guibg=green
@@ -7472,8 +7478,7 @@
 			:call matchdelete(m)
 
 <		Matches added by |matchaddpos()| are returned by
-		|getmatches()| with an entry "pos1", "pos2", etc., with the
-		value a list like the {pos} item.
+		|getmatches()|.
 
 		Can also be used as a |method|: >
 			GetGroup()->matchaddpos([23, 11])
@@ -10273,7 +10278,8 @@
 
 strcharpart({src}, {start} [, {len}])			*strcharpart()*
 		Like |strpart()| but using character index and length instead
-		of byte index and length.
+		of byte index and length.  Composing characters are counted
+		separately.
 		When a character index is used where a character does not
 		exist it is assumed to be one character.  For example: >
 			strcharpart('abc', -1, 2)
@@ -13142,7 +13148,7 @@
 			Cannot be followed by a comment.
 			Examples: >
 		:execute "buffer" nextbuf
-		:execute "normal" count . "w"
+		:execute "normal" count .. "w"
 <
 			":execute" can be used to append a command to commands
 			that don't accept a '|'.  Example: >
@@ -13158,8 +13164,8 @@
 			file names.  The |fnameescape()| function can be used
 			for Vim commands, |shellescape()| for |:!| commands.
 			Examples: >
-		:execute "e " . fnameescape(filename)
-		:execute "!ls " . shellescape(filename, 1)
+		:execute "e " .. fnameescape(filename)
+		:execute "!ls " .. shellescape(filename, 1)
 <
 			Note: The executed string may be any command-line, but
 			starting or ending "if", "while" and "for" does not
diff --git a/runtime/doc/filetype.txt b/runtime/doc/filetype.txt
index 6a23b2f..318507c 100644
--- a/runtime/doc/filetype.txt
+++ b/runtime/doc/filetype.txt
@@ -1,4 +1,4 @@
-*filetype.txt*  For Vim version 8.2.  Last change: 2021 Jan 21
+*filetype.txt*  For Vim version 8.2.  Last change: 2021 Mar 11
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -628,6 +628,13 @@
 
 	set -x MANPAGER "vim -M +MANPAGER -"
 
+
+MARKDOWN                                                *ft-markdown-plugin*
+
+To enable folding use this: >
+        let g:markdown_folding = 1
+<
+
 PDF							*ft-pdf-plugin*
 
 Two maps, <C-]> and <C-T>, are provided to simulate a tag stack for navigating
diff --git a/runtime/doc/repeat.txt b/runtime/doc/repeat.txt
index aa00dd3..71b4e10 100644
--- a/runtime/doc/repeat.txt
+++ b/runtime/doc/repeat.txt
@@ -677,9 +677,9 @@
    opt/fooextra/doc/tags  	        " help tags
 
 This allows for the user to do: >
-	mkdir ~/.vim/pack/myfoobar
-	cd ~/.vim/pack/myfoobar
-	git clone https://github.com/you/foobar.git
+	mkdir ~/.vim/pack
+	cd ~/.vim/pack
+	git clone https://github.com/you/foobar.git myfoobar
 
 Here "myfoobar" is a name that the user can choose, the only condition is that
 it differs from other packages.
diff --git a/runtime/doc/sign.txt b/runtime/doc/sign.txt
index 9c52587..66f8cc6 100644
--- a/runtime/doc/sign.txt
+++ b/runtime/doc/sign.txt
@@ -1,4 +1,4 @@
-*sign.txt*      For Vim version 8.2.  Last change: 2020 Oct 28
+*sign.txt*      For Vim version 8.2.  Last change: 2021 Mar 07
 
 
 		  VIM REFERENCE MANUAL    by Gordon Prieur
@@ -146,6 +146,9 @@
 	texthl={group}
 		Highlighting group used for the text item.
 
+	Example: >
+		:sign define MySign text=>> texthl=Search linehl=DiffText
+<
 
 DELETING A SIGN						*:sign-undefine* *E155*
 
@@ -155,7 +158,9 @@
 		Deletes a previously defined sign.  If signs with this {name}
 		are still placed this will cause trouble.
 
-
+		Example: >
+			:sign undefine MySign
+<
 
 LISTING SIGNS						*:sign-list* *E156*
 
@@ -209,6 +214,10 @@
 		Same, but use buffer {nr}.  If the buffer argument is not
 		given, place the sign in the current buffer.
 
+		Example: >
+			:sign place 10 line=99 name=sign3
+			:sign place 10 line=99 name=sign3 buffer=3
+<
 							*E885*
 :sign place {id} name={name} file={fname}
 		Change the placed sign {id} in file {fname} to use the defined
@@ -221,10 +230,17 @@
 		"priority={prio}" attribute can be used to change the priority
 		of an existing sign.
 
+		Example: >
+			:sign place 23 name=sign1 file=/path/to/edit.py
+<
 :sign place {id} name={name} [buffer={nr}]
 		Same, but use buffer {nr}.  If the buffer argument is not
 		given, use the current buffer.
 
+		Example: >
+			:sign place 23 name=sign1
+			:sign place 23 name=sign1 buffer=7
+<
 
 REMOVING SIGNS						*:sign-unplace* *E159*
 
diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt
index 6a94980..bef8601 100644
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -1,4 +1,4 @@
-*syntax.txt*	For Vim version 8.2.  Last change: 2021 Jan 21
+*syntax.txt*	For Vim version 8.2.  Last change: 2021 Mar 06
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -1741,8 +1741,8 @@
 
 The  <> of opening tags are colored differently than the </> of a closing tag.
 This is on purpose! For opening tags the 'Function' color is used, while for
-closing tags the 'Type' color is used (See syntax.vim to check how those are
-defined for you)
+closing tags the 'Identifier' color is used (See syntax.vim to check how those
+are defined for you)
 
 Known tag names are colored the same way as statements in C.  Unknown tag
 names are colored with the same color as the <> or </> respectively which
@@ -4676,7 +4676,7 @@
 - A line continuation pattern can be given.  It is used to decide which group
   of lines need to be searched like they were one line.  This means that the
   search for a match with the specified items starts in the first of the
-  consecutive that contain the continuation pattern.
+  consecutive lines that contain the continuation pattern.
 - When using "nextgroup" or "contains", this only works within one line (or
   group of continued lines).
 - When using a region, it must start and end in the same line (or group of
diff --git a/runtime/doc/tags b/runtime/doc/tags
index 5f0b6c6..27e8d75 100644
--- a/runtime/doc/tags
+++ b/runtime/doc/tags
@@ -3191,6 +3191,7 @@
 :stselect	tagsrch.txt	/*:stselect*
 :su	change.txt	/*:su*
 :substitute	change.txt	/*:substitute*
+:substitute-repeat	change.txt	/*:substitute-repeat*
 :sun	windows.txt	/*:sun*
 :sunhide	windows.txt	/*:sunhide*
 :sunm	map.txt	/*:sunm*
@@ -6578,6 +6579,7 @@
 ft-make-syntax	syntax.txt	/*ft-make-syntax*
 ft-man-plugin	filetype.txt	/*ft-man-plugin*
 ft-maple-syntax	syntax.txt	/*ft-maple-syntax*
+ft-markdown-plugin	filetype.txt	/*ft-markdown-plugin*
 ft-masm-syntax	syntax.txt	/*ft-masm-syntax*
 ft-mathematica-syntax	syntax.txt	/*ft-mathematica-syntax*
 ft-matlab-indent	indent.txt	/*ft-matlab-indent*
diff --git a/runtime/doc/testing.txt b/runtime/doc/testing.txt
index 5be1890..4e4cff0 100644
--- a/runtime/doc/testing.txt
+++ b/runtime/doc/testing.txt
@@ -1,4 +1,4 @@
-*testing.txt*	For Vim version 8.2.  Last change: 2020 Dec 12
+*testing.txt*	For Vim version 8.2.  Last change: 2021 Mar 10
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -168,6 +168,7 @@
 			     wait time of up to 3 seconds for messages
 		term_props   reset all terminal properties when the version
 			     string is detected
+		uptime 	     overrules sysinfo.uptime
 		ALL	     clear all overrides ({val} is not used)
 
 		"starting" is to be used when a test should behave like
diff --git a/runtime/doc/todo.txt b/runtime/doc/todo.txt
index 835a5cc..2486d9d 100644
--- a/runtime/doc/todo.txt
+++ b/runtime/doc/todo.txt
@@ -1,4 +1,4 @@
-*todo.txt*      For Vim version 8.2.  Last change: 2021 Feb 20
+*todo.txt*      For Vim version 8.2.  Last change: 2021 Mar 11
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -39,13 +39,25 @@
 -------------------- Known bugs and current work -----------------------
 
 Vim9 - Make everything work:
-- Implement "export {one, two three}".
+- Does this work now: Implement using imported items at script level from
+  "import * as X" in
+- import of item that isn't exported: error should mention missing "export"?
+- no error for using :import in legacy script?
 - Disallow :open ?
+- Check: what if 'cpo' is intentionally changed in Vim9 script, does it get
+  restored at the end?
 - ISN_CHECKTYPE could use check_argtype()
 - Using a script variable inside a :def function doesn't work if the variable
   is inside a block, see Test_nested_function().  Should it work?
 - give error for variable name:
       var p = function('NoSuchFunc')
+- When indexing a string, should we include composing characters?  #6563
+	string[0] - first character including its composing characters.
+	string[0 : 0] - same
+    If you don't want that use strcharpart().
+    Also, add optional arg to strcharpart() to include composing chars, to
+    make it consistent with strchars().
+    Add strcharlen(), like strchars() but like skipcc is always set
 - Make closures work better:
   - Create closure in a loop.  Need to make a list of them.
 - If a :def function is called with a function reference, compile it to get
@@ -74,13 +86,11 @@
 - make 0 == 'string' fail on the script level, like inside :def.
 - Check that when using a user function name without prefix, it does not find
   a global function.  Prefixing g: is required.
-- Need the equivalent of get_lval() and set_var_lval() to implement assignment
-  to nested list and dict members.
-    - Assignment to dict doesn't work:
-	  var ret: dict<string> = #{}
-	  ret[i] = string(i)
-    - Appending to dict item doesn't work:
-	var d[i] ..= value
+- Appending to dict item doesn't work in a :def function:
+      var d: dict<string> = {a: 'x'}
+      d['a'] ..= 'y'
+      d.a ..= 'y'
+   Test to be extended: Test_assign_dict_with_op()
 - Using ".." at script level doesn't convert arguments to a string.
 - Compile replacement of :s command: s/pat/\=expr/
 - Compile redir to local variable: var_redir_start().
@@ -89,8 +99,6 @@
     islocked()
 - When evaluating constants for script variables, some functions could work:
     has('asdf'), len('string')
-- Implement "as Name" in "import Item as Name from ..."
-- Implement using imported items at script level from "import * as X" in
   eval_variable().  Should pass the ".xxx" that follows and return that.
 - Make "++nr" work.  "++g:count" doesn't work, thinks it is a range.
 - Reload: How to make sure type of script function hasn't changed?
@@ -102,6 +110,11 @@
 - give an error for "echo Func()" if Func() does not return anything.
 - Using "windo echo expr" does not accept a line break inside "expr" (in a
   :def function and at script level in a not executed block). #7681
+- "assert_fails()" cannot access local variables.  Perhaps add this:
+	assertfails
+	   ... cmd ...
+	endassertfails /E99:.*cmd/
+  Similar to try/catch/endtry but without the boilerplate.
 
 Once Vim9 is stable:
 - Change the help to prefer Vim9 syntax where appropriate
@@ -184,6 +197,7 @@
 - Popup attached to text property stays visible when text is deleted with
   "cc". (#7737)  "C" works OK.  "dd" also files in a buffer with a single
   line.
+- Auto-indenting may cause highlighting to shift. (#7719)
 - "cc" does not call inserted_bytes(). (Axel Forsman, #5763)
 - Combining text property with 'cursorline' does not always work (Billie
   Cleek, #5533)
@@ -263,7 +277,9 @@
 - When 'encoding' is not utf-8, or the job is using another encoding, setup
   conversions.
 
-Valgrind reports memory leaks in test_options
+Include patch #6290: recognize shell directory change.
+
+Valgrind reports memory leaks in test_options.
 
 test_arglist func Test_all_not_allowed_from_cmdwin() hangs on MS-Windows.
 
@@ -277,6 +293,8 @@
 
 Adding "10" to 'spellsuggest' causes spell suggestions to become very slow.
 (#4087)  Did patch 8.2.2379 help?
+Also, z= in German on a long word can take a very long time, but CTRL-C to
+interrupt does not work. Where to add ui_breakcheck()?
 
 Remove SPACE_IN_FILENAME ? It is only used for completion.
 
@@ -288,6 +306,8 @@
 
 Patch for blockwise paste reporting changes: #6660.
 
+Patch to make fillchars global-local. (#5206)
+
 Missing filetype test for bashrc, PKGBUILD, etc.
 
 Add an option to not fetch terminal codes in xterm, to avoid flicker when t_Co
@@ -306,6 +326,10 @@
 Regexp to search for duplicate lines does not work correctly:
 /\(^.*\n\)\1  (Chris Morgan, #6239)
 
+MS-Windows: when writing undo file the infostreams are copied in 
+mch_copy_file_attribute(), that seems unnecessary. (#7925)
+Add a flag to only copy attributes?
+
 Changing a capturing group to non-capturing changes the result: #7607
     :echo matchstr('aaa bbb', '\(.\{-1,}\>\)\|.*')
     aaa
@@ -382,6 +406,10 @@
 
 Patch to add :argdedupe. (Nir Lichtman, #6235)
 
+When editing a file with ":edit" the output of :swapname is relative, while
+editing it with "vim file" it is absolute. (#355)
+Which one should it be?
+
 :map output does not clear the reset of the command line.
 (#5623, also see #5962)
 
@@ -1156,9 +1184,6 @@
 Rule to use "^" for statusline does not work if a space is defined with
 highlighting for both stl and stlnc.  Patch by Ken Hamada (itchyny, 2016 Dec 11)
 
-8   "stl" and "stlnc" in 'fillchars' don't work for multibyte characters.
-    Patch by Christian Wellenbrock, 2013 Jul 5.
-
 Using CTRL-G_U in InsertCharPre causes trouble for redo. (Israel Chauca
 Fuentes, 2017 Feb 12, #1470)
 
diff --git a/runtime/doc/various.txt b/runtime/doc/various.txt
index c60b1aa..fd135c6 100644
--- a/runtime/doc/various.txt
+++ b/runtime/doc/various.txt
@@ -1,4 +1,4 @@
-*various.txt*   For Vim version 8.2.  Last change: 2021 Jan 26
+*various.txt*   For Vim version 8.2.  Last change: 2021 Mar 02
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -572,7 +572,7 @@
 			it in / any non-ID character (see |'isident'|) can be
 			used, so long as it does not appear in {pat}.  Without
 			the enclosing character the pattern cannot include the
-			bar character.
+			bar character. 'ignorecase' is not used.
 
 			The pattern is matched against the relevant part of
 			the output, not necessarily the whole line. Only some
diff --git a/runtime/doc/vim9.txt b/runtime/doc/vim9.txt
index 016089a..20689ef 100644
--- a/runtime/doc/vim9.txt
+++ b/runtime/doc/vim9.txt
@@ -1,4 +1,4 @@
-*vim9.txt*	For Vim version 8.2.  Last change: 2021 Feb 23
+*vim9.txt*	For Vim version 8.2.  Last change: 2021 Mar 03
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -800,6 +800,8 @@
 The 'edcompatible' option value is not used.
 The 'gdefault' option value is not used.
 
+You may also find this wiki useful.  It was written by an early adoptor of
+Vim9 script: https://github.com/lacygoill/wiki/blob/master/vim/vim9.md
 
 ==============================================================================
 
@@ -1111,7 +1113,7 @@
 	export class MyClass ...
 
 As this suggests, only constants, variables, `:def` functions and classes can
-be exported. {classes are not implemented yet}
+be exported. {not implemented yet: export class}
 
 							*E1042*
 `:export` can only be used in Vim9 script, at the script level.