diff --git a/README.md b/README.md
index 5cbb47d1..22a2fdfb 100644
--- a/README.md
+++ b/README.md
@@ -34,6 +34,10 @@ and/or break your Internet using this app *under normal conditions*. However the
 These are generated by Android system and can't be specified manually for now.
 You can however request a credential reset using the button in this app.
 
+SSID is hardcoded to `DIRECT-<random 2 char>-<your device name>` so the only thing you can customize is the last part in
+system Wi-Fi direct settings. Password is hardcoded to a random 8 char string. Changing anything else requires replacing
+driver `wpa_supplicant` which we are not considering implementing.
+
 ### Connect a 2.4GHz-only device to a 5GHz repeater?
 
 You'll have to use WPS for now to make the repeater switch to 2.4GHz.