The updater's “Install” button works only on CotEditor 3.3.0 and later.
To update from an earlier version, download archive from and install it manually.

What's New on CotEditor 3.3.4



  • When “Indent with Tab key” is on, reduce indent level of the current line with Shift+Tab even when nothing is selected.


  • Fix an issue where lossy saving was failed.
  • Fix an issue where ⌘← was ignored when the cursor locates at the end of the document.
  • Fix an issue where save dialog layout corrupted when toggling the visibility of the file browser.
  • Fix an issue where no alert was raised on saving even when a document contains lossy yen signs.
  • Fix an issue where document syntax was parsed twice on file open.
  • Fix a possible crash on print.

previous release notes