diff --git a/configs/phoenix/ironfox.cfg b/configs/phoenix/ironfox.cfg
index f8d0acd3..9d56b008 100644
--- a/configs/phoenix/ironfox.cfg
+++ b/configs/phoenix/ironfox.cfg
@@ -103,6 +103,12 @@ defaultPref("webgl.disabled", false); // [DEFAULT] Ensure WebGL isn't disabled g
 /// Disable timezone spoofing by default
 defaultPref("browser.ironfox.fingerprintingProtection.timezoneSpoofing.enabled", false);
 
+/// Enable FIDO
+// Phoenix disables FIDO for Android, due to GeckoView usually using/relying on the proprietary Google Play FIDO library
+// (and Google Play Services)
+// We replace the Google Play FIDO library with the FOSS microG FIDO library though, so this doesn't really apply to us
+defaultPref("security.webauth.webauthn_enable_softtoken", false);
+
 /// Enable our granular FPP overrides by default
 defaultPref("browser.ironfox.fingerprintingProtection.hardenOverrides.enabled", true); // Overrides from us that *harden* protections for certain sites
 defaultPref("browser.ironfox.fingerprintingProtection.unbreakOverrides.enabled", true); // Overrides from us that *relax* protections for certain sites to reduce breakage