diff --git a/n/nomap.md b/n/nomap.md
index bd6deeb..d3a038f 100644
--- a/n/nomap.md
+++ b/n/nomap.md
@@ -21,6 +21,10 @@ _{{ page.excerpt }}_
 
 `_nomap` in the end of your SSID will exclude your network from Google, Apple, WiGLE etc.
 
+Microsoft has a separate [location services
+opt-out](https://account.microsoft.com/privacy/location-services-opt-out)
+which uses MAC addresses instead.
+
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