diff --git a/.zsh/00_basic.zsh b/.zsh/00_basic.zsh
index c0c8905..f8ec947 100644
--- a/.zsh/00_basic.zsh
+++ b/.zsh/00_basic.zsh
@@ -2,12 +2,26 @@
 #man zshcontrib
 # Lines configured by zsh-newuser-install
 export HISTFILE=~/.histfile
-HISTSIZE=100000
-SAVEHIST=100000
+export HISTSIZE=1000000
+export SAVEHIST=1000000
 export HISTTIMEFORMAT="%h/%d - %H:%M:%S "
 #export HISTCONTROL=ignoredups
 export HISTCONTROL=erasedups
 
+setopt EXTENDED_HISTORY          # Write the history file in the ":start:elapsed;command" format.
+setopt INC_APPEND_HISTORY        # Write to the history file immediately, not when the shell exits.
+setopt SHARE_HISTORY             # Share history between all sessions.
+setopt HIST_EXPIRE_DUPS_FIRST    # Expire duplicate entries first when trimming history.
+setopt HIST_IGNORE_DUPS          # Don't record an entry that was just recorded again.
+setopt HIST_IGNORE_ALL_DUPS      # Delete old recorded entry if new entry is a duplicate.
+#setopt HIST_FIND_NO_DUPS         # Do not display a line previously found.
+setopt HIST_IGNORE_SPACE         # Don't record an entry starting with a space.
+#setopt HIST_SAVE_NO_DUPS         # Don't write duplicate entries in the history file.
+#setopt HIST_REDUCE_BLANKS        # Remove superfluous blanks before recording entry.
+#setopt HIST_VERIFY               # Don't execute immediately upon history expansion.
+#setopt HIST_BEEP                 # Beep when accessing nonexistent history.
+
+
 #export HISTIGNORE=”&:ls:[bf]g:exit”
 setopt -h histappend
 PROMPT_COMMAND='history -a'