The easiest way to install GNU Octave on Microsoft Windows is using [http://hg.octave.org/mxe-octave/ MXE] builds. For the current 4.0.0 release installers can be found [https://ftp.gnu.org/gnu/octave/windows/
Pre-build octave-forge packages are not prepared from octave-3.8 or later for windows. You can install some octave-forge packages using archived sources and build script. However, small flaws exist in current octave-4.0.0_0 distribution. Before install, correct version number of general and signal packages version to 2.0.0 and 1.3.2, respectively and comment out install io package as "#try_install io-2.2.7.tar.gz" in C:\octave\octave-4.0.0\src\build_packages.m". Then execute
For detailed instruction of installing Octave-Forge packages is shown at [http://wiki.octave.org/Octave-Forge Octave-Forge]
Known issues specific to windows version 4.0.0.
#Both cli and gui cannot handle path name of which contains non-ascii characters. (For 3.8, cli can handle non-ascii code if codepage is properly set to the machine locale)
#Both cli and gui cannot represent non-ascii characters on screen (cli) or command window (gui). (For 3.8, cli can handle non-ascii code if codepage is properly set to the machine locale)
See [[Windows_Installer]] for building instructions.
== Octave 4.0.0 on cygwin==