update readme

README.md

@@ -4,16 +4,22 @@ Inkscape extension to generate color palettes from selected objects' color prope
 ![Screenshot](https://raw.githubusercontent.com/olibia/inkscape-generate-palette/master/screenshot.png)
 
 ## Install
-Copy extension files `generate_palette.inx` and `generate_palette.py` into `~/.config/inkscape/extensions`.
-Inkscape needs to be restarted for the extension to appear.
-`python2-lxml` must be installed for this extension to work.
 
-### Inkscape Extensions
+#### Inkscape Extensions
 Download from Inkscape's Extensions page [here](https://inkscape.org/en/~olibia/%E2%98%85generate-palette-extension).
 
-### Arch Linux
+#### Arch Linux
 [AUR package](https://aur.archlinux.org/packages/inkscape-generate-palette)
 
+### Manual installation
+
+#### Linux
+Copy extension files `generate_palette.inx` and `generate_palette.py` into `~/.config/inkscape/extensions`.
+
+#### Windows
+Copy extension files `generate_palette.inx` and `generate_palette.py` into the path shown in Inkscape preferences.
+See Edit > Preferences > System: User extensions.
+
 ## Usage
 * Create objects with color properties set, can be fill and/or stroke color.
 * Select them and from the Extensions menu choose Palette and Generate.
@@ -22,9 +28,10 @@ Download from Inkscape's Extensions page [here](https://inkscape.org/en/~olibia/
 *You can also include Inkscape's default black to white colors or replace an existing palette.*
 
 ### Notes
-Inkscape must be restarted for a new palette to appear.
-Generated palettes are located at `~/.config/inkscape/palettes`.
-Tested only on Inkscape for Linux.
+* Inkscape needs to be restarted for the extension to appear.
+* `python2-lxml` must be installed for this extension to work.
+* Inkscape must be restarted for a new palette to appear.
+* Generated palettes are located at `~/.config/inkscape/palettes` or `~\AppData\Roaming\inkscape\palettes` on Windows.
 
 ## License
 [GPLv3](http://www.gnu.org/licenses/gpl-3.0.en.html)