Update README.md

README.md

@@ -14,6 +14,12 @@ Handles nexusmods.com download links and forwards them to a mod manager based on
 | assign | <manager> <game> | Assigns a game to be handled by a manager. <manager> has to be the exact same id as used in the "register" call. <game> has to be the exact domain name as used in nexusmods.com/... links. <game> can also be _ (underscore) to make this manager the fallback handler for all games that have no manager assigned | nxmproxy assign vortex _ |
 | url | <nxm url> | Starts a download | nxmproxy url nxm://somegame/mods/123/files/456 |
 
+# Configuration
+
+The configuration file for NXMProxy can be found at c:\users\\<username\>\AppData\Local\nxmproxy\config.toml.
+
+TOML is not too well known of a format but basically it's a properly standardized ini format, libraries should be available for most languages.
+
 # Comparison to the ModOrganizer NXMHandler
 
 NXMProxy is mostly a rewrite of NXMHandler with the goal to make it better to redistribute and integrate into different managers: