diff --git a/config/p10k-classic.zsh b/config/p10k-classic.zsh
index 1480976f..2041d379 100644
--- a/config/p10k-classic.zsh
+++ b/config/p10k-classic.zsh
@@ -5,13 +5,12 @@
 #
 #   for i in {0..255}; do print -Pn "%${i}F${(l:3::0:)i}%f " ${${(M)$((i%8)):#7}:+$'\n'}; done
 
-if [[ -o 'aliases' ]]; then
-  # Temporarily disable aliases.
-  'builtin' 'unsetopt' 'aliases'
-  local p9k_classic_restore_aliases=1
-else
-  local p9k_classic_restore_aliases=0
-fi
+# Temporarily change options.
+local p10k_config_opts=()
+[[ ! -o 'aliases'         ]] || p10k_config_opts+=('aliases')
+[[ ! -o 'sh_glob'         ]] || p10k_config_opts+=('sh_glob')
+[[ ! -o 'no_brace_expand' ]] || p10k_config_opts+=('no_brace_expand')
+'builtin' 'setopt' 'no_aliases' 'no_sh_glob' 'brace_expand'
 
 () {
   emulate -L zsh
@@ -329,16 +328,16 @@ fi
   vcs+='${${VCS_STATUS_LOCAL_BRANCH:+%76F'${(g::)POWERLEVEL9K_VCS_BRANCH_ICON}
   # If local branch name is at most 32 characters long, show it in full.
   # This is the equivalent of POWERLEVEL9K_VCS_SHORTEN_MIN_LENGTH=32.
-  vcs+='${${${$(($#VCS_STATUS_LOCAL_BRANCH<=32)):#0}:+${VCS_STATUS_LOCAL_BRANCH//\%/%%}}'
+  vcs+='${${${$(( ${#VCS_STATUS_LOCAL_BRANCH}<=32 )):#0}:+${VCS_STATUS_LOCAL_BRANCH//\%/%%}}'
   # If local branch name is over 32 characters long, show the first 12 … the last 12. The same as
   # POWERLEVEL9K_VCS_SHORTEN_LENGTH=12 with POWERLEVEL9K_VCS_SHORTEN_STRATEGY=truncate_middle.
-  vcs+=':-${VCS_STATUS_LOCAL_BRANCH[1,12]//\%/%%}%28F…%76F${VCS_STATUS_LOCAL_BRANCH[-12,-1]//\%/%%}}}'
+  vcs+=':-${${VCS_STATUS_LOCAL_BRANCH:0:12}//\%/%%}%28F…%76F${${VCS_STATUS_LOCAL_BRANCH: -12}//\%/%%}}}'
   # '@72f5c8a' if not on a branch.
-  vcs+=':-%248F@%76F${VCS_STATUS_COMMIT[1,8]}}'
+  vcs+=':-%f@%76F${VCS_STATUS_COMMIT:0:8}}'
   # ':master' if the tracking branch name differs from local branch.
-  vcs+='${${VCS_STATUS_REMOTE_BRANCH:#$VCS_STATUS_LOCAL_BRANCH}:+%248F:%76F${VCS_STATUS_REMOTE_BRANCH//\%/%%}}'
+  vcs+='${${VCS_STATUS_REMOTE_BRANCH:#$VCS_STATUS_LOCAL_BRANCH}:+%f:%76F${VCS_STATUS_REMOTE_BRANCH//\%/%%}}'
   # '#tag' if on a tag.
-  vcs+='${VCS_STATUS_TAG:+%248F#%76F${VCS_STATUS_TAG//\%/%%}}'
+  vcs+='${VCS_STATUS_TAG:+%f#%76F${VCS_STATUS_TAG//\%/%%}}'
   # ⇣42 if behind the remote.
   vcs+='${${VCS_STATUS_COMMITS_BEHIND:#0}:+ %76F⇣${VCS_STATUS_COMMITS_BEHIND}}'
   # ⇡42 if ahead of the remote; no leading space if also behind the remote: ⇣42⇡42.
@@ -745,5 +744,5 @@ fi
   typeset -g POWERLEVEL9K_EXAMPLE_VISUAL_IDENTIFIER_EXPANSION='${P9K_VISUAL_IDENTIFIER}'
 }
 
-(( ! p9k_classic_restore_aliases )) || setopt aliases
-'builtin' 'unset' 'p9k_classic_restore_aliases'
+setopt ${p10k_config_opts[@]}
+'builtin' 'unset' 'p10k_config_opts'
diff --git a/config/p10k-lean.zsh b/config/p10k-lean.zsh
index e2d7b863..7ec288d4 100644
--- a/config/p10k-lean.zsh
+++ b/config/p10k-lean.zsh
@@ -5,13 +5,12 @@
 #
 #   for i in {0..255}; do print -Pn "%${i}F${(l:3::0:)i}%f " ${${(M)$((i%8)):#7}:+$'\n'}; done
 
-if [[ -o 'aliases' ]]; then
-  # Temporarily disable aliases.
-  'builtin' 'unsetopt' 'aliases'
-  local p10k_lean_restore_aliases=1
-else
-  local p10k_lean_restore_aliases=0
-fi
+# Temporarily change options.
+local p10k_config_opts=()
+[[ ! -o 'aliases'         ]] || p10k_config_opts+=('aliases')
+[[ ! -o 'sh_glob'         ]] || p10k_config_opts+=('sh_glob')
+[[ ! -o 'no_brace_expand' ]] || p10k_config_opts+=('no_brace_expand')
+'builtin' 'setopt' 'no_aliases' 'no_sh_glob' 'brace_expand'
 
 () {
   emulate -L zsh
@@ -309,12 +308,12 @@ fi
   vcs+='${${VCS_STATUS_LOCAL_BRANCH:+%76F'${(g::)POWERLEVEL9K_VCS_BRANCH_ICON}
   # If local branch name is at most 32 characters long, show it in full.
   # This is the equivalent of POWERLEVEL9K_VCS_SHORTEN_MIN_LENGTH=32.
-  vcs+='${${${$(($#VCS_STATUS_LOCAL_BRANCH<=32)):#0}:+${VCS_STATUS_LOCAL_BRANCH//\%/%%}}'
+  vcs+='${${${$(( ${#VCS_STATUS_LOCAL_BRANCH}<=32 )):#0}:+${VCS_STATUS_LOCAL_BRANCH//\%/%%}}'
   # If local branch name is over 32 characters long, show the first 12 … the last 12. The same as
   # POWERLEVEL9K_VCS_SHORTEN_LENGTH=12 with POWERLEVEL9K_VCS_SHORTEN_STRATEGY=truncate_middle.
-  vcs+=':-${VCS_STATUS_LOCAL_BRANCH[1,12]//\%/%%}%28F…%76F${VCS_STATUS_LOCAL_BRANCH[-12,-1]//\%/%%}}}'
+  vcs+=':-${${VCS_STATUS_LOCAL_BRANCH:0:12}//\%/%%}%28F…%76F${${VCS_STATUS_LOCAL_BRANCH: -12}//\%/%%}}}'
   # '@72f5c8a' if not on a branch.
-  vcs+=':-%f@%76F${VCS_STATUS_COMMIT[1,8]}}'
+  vcs+=':-%f@%76F${VCS_STATUS_COMMIT:0:8}}'
   # ':master' if the tracking branch name differs from local branch.
   vcs+='${${VCS_STATUS_REMOTE_BRANCH:#$VCS_STATUS_LOCAL_BRANCH}:+%f:%76F${VCS_STATUS_REMOTE_BRANCH//\%/%%}}'
   # '#tag' if on a tag.
@@ -724,5 +723,5 @@ fi
   typeset -g POWERLEVEL9K_EXAMPLE_VISUAL_IDENTIFIER_EXPANSION='${P9K_VISUAL_IDENTIFIER}'
 }
 
-(( ! p10k_lean_restore_aliases )) || setopt aliases
-'builtin' 'unset' 'p10k_lean_restore_aliases'
+setopt ${p10k_config_opts[@]}
+'builtin' 'unset' 'p10k_config_opts'
diff --git a/internal/configure.zsh b/internal/configure.zsh
index ae24be34..202978f6 100644
--- a/internal/configure.zsh
+++ b/internal/configure.zsh
@@ -11,7 +11,7 @@ typeset -gr __p9k_root_dir_u=${${${(q)__p9k_root_dir}/#(#b)${(q)HOME}(|\/*)/'~'$
 
 function _p9k_can_configure() {
   emulate -L zsh
-  setopt extended_glob no_prompt_{bang,subst} prompt_{cr,percent,sp}
+  setopt extended_glob no_prompt_{bang,subst} prompt_percent
   [[ $1 == '-q' ]] && local -i q=1 || local -i q=0
   function $0_error() {
     (( q )) || print -rP "%1F[ERROR]%f %Bp10k configure%b: $1" >&2
@@ -59,7 +59,8 @@ function _p9k_can_configure() {
 }
 
 function p9k_configure() {
-  emulate -L zsh && setopt no_hist_expand extended_glob
+  emulate -L zsh
+  setopt no_hist_expand extended_glob
   (
     local p=("${(@)parameters[(I)AWESOME_*|CODEPOINT_*]}")
     if (( $#p )); then
diff --git a/internal/icons.zsh b/internal/icons.zsh
index 351a5b12..918b0565 100755
--- a/internal/icons.zsh
+++ b/internal/icons.zsh
@@ -540,7 +540,8 @@ function _p9k_init_icons() {
 
 # Sadly, this is a part of public API. Its use is emphatically discouraged.
 function print_icon() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+  emulate -L zsh
+  setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   _p9k_init_icons
   [[ -z $_p9k_locale ]] || local LC_ALL=$_p9k_locale
   local icon_name=$1
@@ -558,7 +559,8 @@ function print_icon() {
 #                 otherwise "print_icon" is used, which takes the users
 #                 overrides into account.
 function get_icon_names() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+  emulate -L zsh
+  setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   _p9k_init_icons
   [[ -z $_p9k_locale ]] || local LC_ALL=$_p9k_locale
   # Iterate over a ordered list of keys of the icons array
diff --git a/internal/p10k.zsh b/internal/p10k.zsh
index 839f3cf5..eeef6a90 100755
--- a/internal/p10k.zsh
+++ b/internal/p10k.zsh
@@ -89,7 +89,8 @@ typeset -grA __p9k_colors=(
 #
 # Type `getColorCode background` or `getColorCode foreground` to see the list of predefined colors.
 function getColorCode() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+  emulate -L zsh
+  setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   if (( ARGC == 1 )); then
     case $1 in 
       foreground)
@@ -170,7 +171,6 @@ function _p9k_declare() {
 #   _p9k_prompt_length '%F{red}abc' => 3
 #   _p9k_prompt_length $'%{a\b%Gb%}' => 1
 function _p9k_prompt_length() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   local COLUMNS=1024
   local -i x y=$#1 m
   if (( y )); then
@@ -456,7 +456,7 @@ _p9k_left_prompt_segment() {
     #     4
     #   fi
 
-    local t=$#_p9k_t
+    local t=$(($#_p9k_t - __p9k_ksh_arrays))
     _p9k_t+=$start_sep$style$left_space              # 1
     _p9k_t+=$style                                   # 2
     if [[ -n $fg_color && $fg_color == $bg_color ]]; then
@@ -477,10 +477,15 @@ _p9k_left_prompt_segment() {
 
     local p=
     p+="\${_p9k_n::=}"
-    p+="\${\${\${_p9k_bg:-0}:#NONE}:-\${_p9k_n::=$((t+1))}}"                             # 1
-    p+="\${_p9k_n:=\${\${\$(($join)):#0}:+$((t+2))}}"                                    # 2
-    p+="\${_p9k_n:=\${\${(M)\${:-x$bg_color}:#x(\$_p9k_bg|\${_p9k_bg:-0})}:+$((t+3))}}"  # 3
-    p+="\${_p9k_n:=$((t+4))}"                                                            # 4
+    p+="\${\${\${_p9k_bg:-0}:#NONE}:-\${_p9k_n::=$((t+1))}}"                               # 1
+    p+="\${_p9k_n:=\${\${\$(($join)):#0}:+$((t+2))}}"                                      # 2
+    if (( __p9k_sh_glob )); then
+      p+="\${_p9k_n:=\${\${(M)\${:-x$bg_color}:#x\$_p9k_bg}:+$((t+3))}}"                   # 3
+      p+="\${_p9k_n:=\${\${(M)\${:-x$bg_color}:#x\$${_p9k_bg:-0}}:+$((t+3))}}"             # 3
+    else
+      p+="\${_p9k_n:=\${\${(M)\${:-x$bg_color}:#x(\$_p9k_bg|\${_p9k_bg:-0})}:+$((t+3))}}"  # 3
+    fi
+    p+="\${_p9k_n:=$((t+4))}"                                                              # 4
 
     _p9k_param $1 VISUAL_IDENTIFIER_EXPANSION '${P9K_VISUAL_IDENTIFIER}'
     local icon_exp_=${_p9k_ret:+\"$_p9k_ret\"}
@@ -666,7 +671,7 @@ _p9k_right_prompt_segment() {
     #     4
     #   fi
 
-    local t=$#_p9k_t
+    local t=$(($#_p9k_t - __p9k_ksh_arrays))
     _p9k_t+=$start_sep$style$left_space           # 1
     _p9k_t+=$w$style                              # 2
     _p9k_t+=$w$subsep$style$left_space            # 3
@@ -678,10 +683,15 @@ _p9k_right_prompt_segment() {
 
     local p=
     p+="\${_p9k_n::=}"
-    p+="\${\${\${_p9k_bg:-0}:#NONE}:-\${_p9k_n::=$((t+1))}}"                                     # 1
-    p+="\${_p9k_n:=\${\${\$(($join)):#0}:+$((t+2))}}"                                            # 2
-    p+="\${_p9k_n:=\${\${(M)\${:-x\$_p9k_bg}:#x(${(b)bg_color}|${(b)bg_color:-0})}:+$((t+3))}}"  # 3
-    p+="\${_p9k_n:=$((t+4))}"                                                                    # 4
+    p+="\${\${\${_p9k_bg:-0}:#NONE}:-\${_p9k_n::=$((t+1))}}"                                      # 1
+    p+="\${_p9k_n:=\${\${\$(($join)):#0}:+$((t+2))}}"                                             # 2
+    if (( __p9k_sh_glob )); then
+      p+="\${_p9k_n:=\${\${(M)\${:-x\$_p9k_bg}:#x${(b)bg_color}}:+$((t+3))}}"                     # 3
+      p+="\${_p9k_n:=\${\${(M)\${:-x\$_p9k_bg}:#x${(b)bg_color:-0}}:+$((t+3))}}"                  # 3
+    else
+      p+="\${_p9k_n:=\${\${(M)\${:-x\$_p9k_bg}:#x(${(b)bg_color}|${(b)bg_color:-0})}:+$((t+3))}}" # 3
+    fi
+    p+="\${_p9k_n:=$((t+4))}"                                                                     # 4
 
     _p9k_param $1 VISUAL_IDENTIFIER_EXPANSION '${P9K_VISUAL_IDENTIFIER}'
     local icon_exp_=${_p9k_ret:+\"$_p9k_ret\"}
@@ -2030,24 +2040,46 @@ prompt_status() {
 }
 
 prompt_prompt_char() {
-  if (( _p9k_status )); then
-    if (( _POWERLEVEL9K_PROMPT_CHAR_OVERWRITE_STATE )); then
-      _p9k_prompt_segment $0_ERROR_VIINS "$_p9k_color1" 196 '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*overwrite*)}' '❯'
-      _p9k_prompt_segment $0_ERROR_VIOWR "$_p9k_color1" 196 '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*insert*)}' '▶'
+  if (( __p9k_sh_glob )); then
+    if (( _p9k_status )); then
+      if (( _POWERLEVEL9K_PROMPT_CHAR_OVERWRITE_STATE )); then
+        _p9k_prompt_segment $0_ERROR_VIINS "$_p9k_color1" 196 '' 0 '${${${${${${:-$_p9k_keymap.$_p9k_zle_state}:#vicmd.*}:#vivis.*}:#vivli.*}:#*.*overwrite*}}' '❯'
+        _p9k_prompt_segment $0_ERROR_VIOWR "$_p9k_color1" 196 '' 0 '${${${${${${:-$_p9k_keymap.$_p9k_zle_state}:#vicmd.*}:#vivis.*}:#vivli.*}:#*.*insert*}}' '▶'
+      else
+        _p9k_prompt_segment $0_ERROR_VIINS "$_p9k_color1" 196 '' 0 '${${${${_p9k_keymap:#vicmd}:#vivis}:#vivli}}' '❯'
+      fi
+      _p9k_prompt_segment $0_ERROR_VICMD "$_p9k_color1" 196 '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#vicmd0}' '❮'
+      _p9k_prompt_segment $0_ERROR_VIVIS "$_p9k_color1" 196 '' 0 '${$((! ${#${${${${:-$_p9k_keymap$_p9k_region_active}:#vicmd1}:#vivis?}:#vivli?}})):#0}' 'Ⅴ'
     else
-      _p9k_prompt_segment $0_ERROR_VIINS "$_p9k_color1" 196 '' 0 '${_p9k_keymap:#(vicmd|vivis|vivli)}' '❯'
+      if (( _POWERLEVEL9K_PROMPT_CHAR_OVERWRITE_STATE )); then
+        _p9k_prompt_segment $0_OK_VIINS "$_p9k_color1" 76 '' 0 '${${${${${${:-$_p9k_keymap.$_p9k_zle_state}:#vicmd.*}:#vivis.*}:#vivli.*}:#*.*overwrite*}}' '❯'
+        _p9k_prompt_segment $0_OK_VIOWR "$_p9k_color1" 76 '' 0 '${${${${${${:-$_p9k_keymap.$_p9k_zle_state}:#vicmd.*}:#vivis.*}:#vivli.*}:#*.*insert*}}' '▶'
+      else
+        _p9k_prompt_segment $0_OK_VIINS "$_p9k_color1" 76 '' 0 '${${${${_p9k_keymap:#vicmd}:#vivis}:#vivli}}' '❯'
+      fi
+      _p9k_prompt_segment $0_OK_VICMD "$_p9k_color1" 76 '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#vicmd0}' '❮'
+      _p9k_prompt_segment $0_OK_VIVIS "$_p9k_color1" 76 '' 0 '${$((! ${#${${${${:-$_p9k_keymap$_p9k_region_active}:#vicmd1}:#vivis?}:#vivli?}})):#0}' 'Ⅴ'
     fi
-    _p9k_prompt_segment $0_ERROR_VICMD "$_p9k_color1" 196 '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#vicmd0}' '❮'
-    _p9k_prompt_segment $0_ERROR_VIVIS "$_p9k_color1" 196 '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#(vicmd1|vivis?|vivli?)}' 'Ⅴ'
   else
-    if (( _POWERLEVEL9K_PROMPT_CHAR_OVERWRITE_STATE )); then
-      _p9k_prompt_segment $0_OK_VIINS "$_p9k_color1" 76 '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*overwrite*)}' '❯'
-      _p9k_prompt_segment $0_OK_VIOWR "$_p9k_color1" 76 '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*insert*)}' '▶'
+    if (( _p9k_status )); then
+      if (( _POWERLEVEL9K_PROMPT_CHAR_OVERWRITE_STATE )); then
+        _p9k_prompt_segment $0_ERROR_VIINS "$_p9k_color1" 196 '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*overwrite*)}' '❯'
+        _p9k_prompt_segment $0_ERROR_VIOWR "$_p9k_color1" 196 '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*insert*)}' '▶'
+      else
+        _p9k_prompt_segment $0_ERROR_VIINS "$_p9k_color1" 196 '' 0 '${_p9k_keymap:#(vicmd|vivis|vivli)}' '❯'
+      fi
+      _p9k_prompt_segment $0_ERROR_VICMD "$_p9k_color1" 196 '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#vicmd0}' '❮'
+      _p9k_prompt_segment $0_ERROR_VIVIS "$_p9k_color1" 196 '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#(vicmd1|vivis?|vivli?)}' 'Ⅴ'
     else
-      _p9k_prompt_segment $0_OK_VIINS "$_p9k_color1" 76 '' 0 '${_p9k_keymap:#(vicmd|vivis|vivli)}' '❯'
+      if (( _POWERLEVEL9K_PROMPT_CHAR_OVERWRITE_STATE )); then
+        _p9k_prompt_segment $0_OK_VIINS "$_p9k_color1" 76 '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*overwrite*)}' '❯'
+        _p9k_prompt_segment $0_OK_VIOWR "$_p9k_color1" 76 '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*insert*)}' '▶'
+      else
+        _p9k_prompt_segment $0_OK_VIINS "$_p9k_color1" 76 '' 0 '${_p9k_keymap:#(vicmd|vivis|vivli)}' '❯'
+      fi
+      _p9k_prompt_segment $0_OK_VICMD "$_p9k_color1" 76 '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#vicmd0}' '❮'
+      _p9k_prompt_segment $0_OK_VIVIS "$_p9k_color1" 76 '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#(vicmd1|vivis?|vivli?)}' 'Ⅴ'
     fi
-    _p9k_prompt_segment $0_OK_VICMD "$_p9k_color1" 76 '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#vicmd0}' '❮'
-    _p9k_prompt_segment $0_OK_VIVIS "$_p9k_color1" 76 '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#(vicmd1|vivis?|vivli?)}' 'Ⅴ'
   fi
 }
 
@@ -2615,7 +2647,8 @@ function _p9k_vcs_render() {
 }
 
 function _p9k_vcs_resume() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+  emulate -L zsh
+  setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
 
   if [[ $VCS_STATUS_RESULT == ok-async ]]; then
     local latency=$((EPOCHREALTIME - _p9k_gitstatus_start_time))
@@ -2726,22 +2759,42 @@ prompt_vcs() {
 ################################################################
 # Vi Mode: show editing mode (NORMAL|INSERT|VISUAL)
 prompt_vi_mode() {
-  if (( $+_POWERLEVEL9K_VI_OVERWRITE_MODE_STRING )); then
-    if [[ -n $_POWERLEVEL9K_VI_INSERT_MODE_STRING ]]; then
-      _p9k_prompt_segment $0_INSERT "$_p9k_color1" blue '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*overwrite*)}' "$_POWERLEVEL9K_VI_INSERT_MODE_STRING"
+  if (( __p9k_sh_glob )); then
+    if (( $+_POWERLEVEL9K_VI_OVERWRITE_MODE_STRING )); then
+      if [[ -n $_POWERLEVEL9K_VI_INSERT_MODE_STRING ]]; then
+        _p9k_prompt_segment $0_INSERT "$_p9k_color1" blue '' 0 '${${${${${${:-$_p9k_keymap.$_p9k_zle_state}:#vicmd.*}:#vivis.*}:#vivli.*}:#*.*overwrite*}}' "$_POWERLEVEL9K_VI_INSERT_MODE_STRING"
+      fi
+      _p9k_prompt_segment $0_OVERWRITE "$_p9k_color1" blue '' 0 '${${${${${${:-$_p9k_keymap.$_p9k_zle_state}:#vicmd.*}:#vivis.*}:#vivli.*}:#*.*insert*}}' "$_POWERLEVEL9K_VI_OVERWRITE_MODE_STRING"
+    else
+      if [[ -n $_POWERLEVEL9K_VI_INSERT_MODE_STRING ]]; then
+        _p9k_prompt_segment $0_INSERT "$_p9k_color1" blue '' 0 '${${${${_p9k_keymap:#vicmd}:#vivis}:#vivli}}' "$_POWERLEVEL9K_VI_INSERT_MODE_STRING"
+      fi
+    fi
+
+    if (( $+_POWERLEVEL9K_VI_VISUAL_MODE_STRING )); then
+      _p9k_prompt_segment $0_NORMAL "$_p9k_color1" white '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#vicmd0}' "$_POWERLEVEL9K_VI_COMMAND_MODE_STRING"
+      _p9k_prompt_segment $0_VISUAL "$_p9k_color1" white '' 0 '${$((! ${#${${${${:-$_p9k_keymap$_p9k_region_active}:#vicmd1}:#vivis?}:#vivli?}})):#0}' "$_POWERLEVEL9K_VI_VISUAL_MODE_STRING"
+    else
+      _p9k_prompt_segment $0_NORMAL "$_p9k_color1" white '' 0 '${$((! ${#${${${_p9k_keymap:#vicmd}:#vivis}:#vivli}})):#0}' "$_POWERLEVEL9K_VI_COMMAND_MODE_STRING"
     fi
-    _p9k_prompt_segment $0_OVERWRITE "$_p9k_color1" blue '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*insert*)}' "$_POWERLEVEL9K_VI_OVERWRITE_MODE_STRING"
   else
-    if [[ -n $_POWERLEVEL9K_VI_INSERT_MODE_STRING ]]; then
-      _p9k_prompt_segment $0_INSERT "$_p9k_color1" blue '' 0 '${_p9k_keymap:#(vicmd|vivis|vivli)}' "$_POWERLEVEL9K_VI_INSERT_MODE_STRING"
+    if (( $+_POWERLEVEL9K_VI_OVERWRITE_MODE_STRING )); then
+      if [[ -n $_POWERLEVEL9K_VI_INSERT_MODE_STRING ]]; then
+        _p9k_prompt_segment $0_INSERT "$_p9k_color1" blue '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*overwrite*)}' "$_POWERLEVEL9K_VI_INSERT_MODE_STRING"
+      fi
+      _p9k_prompt_segment $0_OVERWRITE "$_p9k_color1" blue '' 0 '${${:-$_p9k_keymap.$_p9k_zle_state}:#(vicmd.*|vivis.*|vivli.*|*.*insert*)}' "$_POWERLEVEL9K_VI_OVERWRITE_MODE_STRING"
+    else
+      if [[ -n $_POWERLEVEL9K_VI_INSERT_MODE_STRING ]]; then
+        _p9k_prompt_segment $0_INSERT "$_p9k_color1" blue '' 0 '${_p9k_keymap:#(vicmd|vivis|vivli)}' "$_POWERLEVEL9K_VI_INSERT_MODE_STRING"
+      fi
     fi
-  fi
 
-  if (( $+_POWERLEVEL9K_VI_VISUAL_MODE_STRING )); then
-    _p9k_prompt_segment $0_NORMAL "$_p9k_color1" white '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#vicmd0}' "$_POWERLEVEL9K_VI_COMMAND_MODE_STRING"
-    _p9k_prompt_segment $0_VISUAL "$_p9k_color1" white '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#(vicmd1|vivis?|vivli?)}' "$_POWERLEVEL9K_VI_VISUAL_MODE_STRING"
-  else
-    _p9k_prompt_segment $0_NORMAL "$_p9k_color1" white '' 0 '${(M)_p9k_keymap:#(vicmd|vivis|vivli)}' "$_POWERLEVEL9K_VI_COMMAND_MODE_STRING"
+    if (( $+_POWERLEVEL9K_VI_VISUAL_MODE_STRING )); then
+      _p9k_prompt_segment $0_NORMAL "$_p9k_color1" white '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#vicmd0}' "$_POWERLEVEL9K_VI_COMMAND_MODE_STRING"
+      _p9k_prompt_segment $0_VISUAL "$_p9k_color1" white '' 0 '${(M)${:-$_p9k_keymap$_p9k_region_active}:#(vicmd1|vivis?|vivli?)}' "$_POWERLEVEL9K_VI_VISUAL_MODE_STRING"
+    else
+      _p9k_prompt_segment $0_NORMAL "$_p9k_color1" white '' 0 '${(M)_p9k_keymap:#(vicmd|vivis|vivli)}' "$_POWERLEVEL9K_VI_COMMAND_MODE_STRING"
+    fi
   fi
 }
 
@@ -3203,11 +3256,12 @@ function _p9k_update_prompt() {
   _p9k_refresh_reason=$1
   _p9k_set_prompt
   _p9k_refresh_reason=''
-  zle && zle .reset-prompt && zle -R
+  _p9k_reset_prompt
 }
 
 powerlevel9k_refresh_prompt_inplace() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+  emulate -L zsh
+  setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   (( __p9k_enabled )) || return
   _p9k_refresh_reason=precmd
   _p9k_set_prompt
@@ -3216,11 +3270,12 @@ powerlevel9k_refresh_prompt_inplace() {
 
 p9k_refresh_prompt_inplace() { powerlevel9k_refresh_prompt_inplace }
 
+typeset -gi __p9k_sh_glob
+typeset -gi __p9k_ksh_arrays
 typeset -gi __p9k_new_status
 typeset -ga __p9k_new_pipestatus
 
 _p9k_save_status() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   local -i pipe
   if (( !$+_p9k_line_finished )); then
     :  # SIGINT
@@ -3264,9 +3319,11 @@ _p9k_save_status() {
   fi
 }
 
-_p9k_precmd() {
-  __p9k_new_status=$?
-  __p9k_new_pipestatus=($pipestatus)
+_p9k_precmd_impl() {
+  emulate -L zsh
+  setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+
+  (( __p9k_enabled )) || return
 
   if ! zle; then
     print -rn "${_p9k_prompt_newline:-}"
@@ -3317,23 +3374,38 @@ _p9k_precmd() {
     _p9k_zle_state=insert
   fi
 
+  _p9k_refresh_reason=precmd
+  _p9k_set_prompt
+  _p9k_refresh_reason=''
+}
+
+_p9k_precmd() {
+  __p9k_new_status=$?
+  __p9k_new_pipestatus=($pipestatus)
+  [[ -o ksh_arrays ]] && __p9k_ksh_arrays=1 || __p9k_ksh_arrays=0
+  [[ -o sh_glob ]] && __p9k_sh_glob=1 || __p9k_sh_glob=0
+
   unsetopt localoptions
   prompt_opts=(percent subst)
   [[ ! -o prompt_sp ]] || prompt_opts+=sp
   [[ ! -o prompt_cr ]] || prompt_opts+=cr
-  setopt nopromptbang prompt{percent,subst}
+  setopt nopromptbang prompt_percent prompt_subst
 
-  powerlevel9k_refresh_prompt_inplace
+  _p9k_precmd_impl
 }
 
-function _p9k_zle_keymap_select() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+function _p9k_reset_prompt() {
+  (( __p9k_ksh_arrays )) && setopt ksh_arrays
+  (( __p9k_sh_glob )) && setopt sh_glob
   zle && zle .reset-prompt && zle -R
 }
 
+function _p9k_zle_keymap_select() {
+  _p9k_reset_prompt
+}
+
 function _p9k_zle_state_changed() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
-  zle && zle .reset-prompt && zle -R
+  _p9k_reset_prompt
 }
 
 _p9k_deinit_async_pump() {
@@ -3364,7 +3436,8 @@ _p9k_deinit_async_pump() {
 }
 
 function _p9k_on_async_message() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+  emulate -L zsh
+  setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   (( ARGC == 1 )) || return
   local msg='' IFS=''
   while read -r -t -u $1 msg; do
@@ -3373,7 +3446,7 @@ function _p9k_on_async_message() {
     msg=
   done
   _p9k_async_pump_line+=$msg
-  [[ $__p9k_enabled == 1 && $1 == $_p9k_async_pump_fd ]] && zle && zle .reset-prompt && zle -R
+  [[ $__p9k_enabled == 1 && $1 == $_p9k_async_pump_fd ]] && _p9k_reset_prompt
 }
 
 function _p9k_async_pump() {
@@ -3440,7 +3513,8 @@ function _p9k_async_pump() {
 }
 
 function _p9k_kill_async_pump() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+  emulate -L zsh
+  setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   if [[ $ZSH_SUBSHELL == $_p9k_async_pump_subshell && $$ == $_p9k_async_pump_shell_pid ]]; then
     _p9k_deinit_async_pump
   fi
@@ -3880,7 +3954,9 @@ _p9k_wrap_zle_widget() {
 
   local wrapper=_p9k_wrapper_$widget_$hook
   eval "function ${(q)wrapper}() {
-    ${(q)hook} \"\$@\"
+    emulate -L zsh
+    setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+    (( __p9k_enabled )) && ${(q)hook} \"\$@\"
     (( \$+widgets[${(q)orig}] )) && zle ${(q)orig} -- \"\$@\"
   }"
 
@@ -3888,22 +3964,18 @@ _p9k_wrap_zle_widget() {
 }
 
 function _p9k_zle_line_finish() {
-  (( __p9k_enabled )) || return
   _p9k_line_finished=
   if (( _p9k_reset_on_line_finish )); then
-    emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
-    zle && zle .reset-prompt && zle -R
+    _p9k_reset_prompt
   fi
 }
 
 function _p9k_zle_line_pre_redraw() {
-  (( __p9k_enabled )) || return
   [[ ${KEYMAP:-} == vicmd ]] || return 0
   local region=${${REGION_ACTIVE:-0}/2/1}
   [[ $region != $_p9k_region_active ]] || return 0
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   _p9k_region_active=$region
-  zle && zle .reset-prompt && zle -R
+  _p9k_reset_prompt
 }
 
 prompt__p9k_internal_nothing() {
@@ -3938,7 +4010,11 @@ _p9k_build_gap_post() {
     _p9k_ret+='${:-"'$exp'"}'
     style=1
   fi
-  _p9k_ret+=$'$_p9k_rprompt$_p9k_t[$((1+!_p9k_ind))]}:-\n}'
+  if (( __p9k_ksh_arrays )); then
+    _p9k_ret+=$'$_p9k_rprompt${_p9k_t[$((!_p9k_ind))]}}:-\n}'
+  else
+    _p9k_ret+=$'$_p9k_rprompt${_p9k_t[$((1+!_p9k_ind))]}}:-\n}'
+  fi
   [[ -n $style ]] && _p9k_ret+='%b%k%f'
 }
 
@@ -4128,7 +4204,11 @@ _p9k_init_prompt() {
       [[ $ruler_char == '.' ]] && local sep=',' || local sep='.'
       local ruler_len='${$((_p9k_clm-_p9k_ind))/#-*/0}'
       _p9k_prompt_prefix_left+="\${(pl$sep$ruler_len$sep$sep${(q)ruler_char}$sep)}%k%f"
-      _p9k_prompt_prefix_left+='$_p9k_t[$((1+!_p9k_ind))]'
+      if (( __p9k_ksh_arrays )); then
+        _p9k_prompt_prefix_left+='${_p9k_t[$((!_p9k_ind))]}'
+      else
+        _p9k_prompt_prefix_left+='${_p9k_t[$((1+!_p9k_ind))]}'
+      fi
     else
       print -rP -- "%F{red}WARNING!%f %BPOWERLEVEL9K_RULER_CHAR%b is not one character long. Ruler won't be rendered."
       print -rP -- "Either change the value of %BPOWERLEVEL9K_RULER_CHAR%b or set %BPOWERLEVEL9K_SHOW_RULER=false%b to"
@@ -4179,12 +4259,11 @@ _p9k_init_ssh() {
 }
 
 _p9k_must_init() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   local -a param_keys=(
     ${(o)parameters[(I)(POWERLEVEL9K_*|GITSTATUS_LOG_LEVEL|GITSTATUS_ENABLE_LOGGING|GITSTATUS_DAEMON|GITSTATUS_NUM_THREADS|DEFAULT_USER|ZLE_RPROMPT_INDENT)]})
   local IFS param_sig
   IFS=$'\1' param_sig="${(@)param_keys:/(#b)(*)/$match[1]=\$$match[1]}"
-  IFS=$'\2' eval "param_sig=x\"$param_sig\""
+  IFS=$'\2' eval "param_sig=$__p9k_ksh_arrays$__p9k_sh_glob\"$param_sig\""
   [[ -o transient_rprompt ]] && param_sig+=t
   [[ $param_sig == $_p9k_param_sig ]] && return 1
   [[ -n $_p9k_param_sig ]] && _p9k_deinit
@@ -4198,8 +4277,6 @@ function _p9k_set_os() {
 }
 
 _p9k_init() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
-
   _p9k_init_icons
   _p9k_init_vars
   _p9k_init_params
@@ -4433,7 +4510,8 @@ typeset -gi __p9k_enabled=0
 typeset -gi __p9k_configured=0
 
 prompt_powerlevel9k_setup() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+  emulate -L zsh
+  setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   prompt_powerlevel9k_teardown
   __p9k_enabled=1
   add-zsh-hook preexec _p9k_preexec
@@ -4441,7 +4519,8 @@ prompt_powerlevel9k_setup() {
 }
 
 prompt_powerlevel9k_teardown() {
-  emulate -L zsh && setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
+  emulate -L zsh
+  setopt no_hist_expand extended_glob no_prompt_bang prompt_{percent,subst}
   add-zsh-hook -D precmd '(_p9k_|powerlevel9k_)*'
   add-zsh-hook -D preexec '(_p9k_|powerlevel9k_)*'
   PROMPT='%m%# '
diff --git a/internal/wizard.zsh b/internal/wizard.zsh
index 7210a318..f42e6cd3 100755
--- a/internal/wizard.zsh
+++ b/internal/wizard.zsh
@@ -4,7 +4,7 @@ emulate -L zsh
 setopt noaliases
 
 () {
-setopt extended_glob no_prompt_{bang,subst} prompt_{cr,percent,sp} typeset_silent
+setopt extended_glob no_prompt_{bang,subst} prompt_percent typeset_silent
 zmodload zsh/langinfo
 if [[ ${langinfo[CODESET]:-} != (utf|UTF)(-|)8 ]]; then
   local LC_ALL=${${(@M)$(locale -a):#*.(utf|UTF)(-|)8}[1]:-en_US.UTF-8}
diff --git a/powerlevel9k.zsh-theme b/powerlevel9k.zsh-theme
index 6e4969d7..f44e6870 100755
--- a/powerlevel9k.zsh-theme
+++ b/powerlevel9k.zsh-theme
@@ -17,11 +17,11 @@ else
   local __p9k_restore_aliases=0
 fi
 
-typeset -g __p9k_root_dir=${POWERLEVEL9K_INSTALLATION_DIR:-${${(%):-%x}:A:h}}
+typeset -g __p9k_root_dir="${POWERLEVEL9K_INSTALLATION_DIR:-${${(%):-%x}:A:h}}"
 
 () {
   emulate -L zsh
-  setopt no_hist_expand extended_glob no_prompt_{bang,subst} prompt_{cr,percent,sp}
+  setopt no_hist_expand extended_glob no_prompt_bang no_prompt_subst prompt_percent
   if (( $+__p9k_sourced )); then
     prompt_powerlevel9k_setup
     return