1. Download the plugin using the link you get by an email – you can request a new link here. You will see a distinctive LTTR/INK icon.
2. Click on it and open "LTTRINK for Glyphs 2" or "LTTRINK for Glyphs 3", depending on the version of Glyphs you are using.
3. Click on the "Letterink.glyphsTool" file and confirm the installation.
4. Restart Glyphs.
Next: Activate Licence →