[amazonechocontrol] improve documentation (#9226)

* clarify login issue documentation

Signed-off-by: Jan N. Klug <jan.n.klug@rub.de>

diff --git a/bundles/org.openhab.binding.amazonechocontrol/README.md b/bundles/org.openhab.binding.amazonechocontrol/README.md
index ccaa0988f7c14f5669d5901cfa876bcf8c44bdc3..7837ec06acf85145c4b18a856d98b461182436b3 100644 (file)
--- a/bundles/org.openhab.binding.amazonechocontrol/README.md
+++ b/bundles/org.openhab.binding.amazonechocontrol/README.md
@@ -76,6 +76,7 @@ The configuration of your amazon account must be done in the 'Amazon Account' de
 1) Create an 'Amazon Account' thing
 2) open the url YOUR_OPENHAB/amazonechocontrol in your browser (e.g. http://openhab:8080/amazonechocontrol/), click the link for your account thing and login.
 3) You should see now a message that the login was successful
+4) If you encounter redirect/page refresh issues, enable two-factor authentication (2FA) on your Amazon account.
 
 ## Discovery