diff --git a/docs/F0.glycol.md b/docs/F0.glycol.md
index 27d52558..daf469ad 100644
--- a/docs/F0.glycol.md
+++ b/docs/F0.glycol.md
@@ -1,5 +1,9 @@
+After 4.3.1, there is an option in System configuration page. By enabling "Glycol Chilling", the fridge sensor will fall back to beer sensor when missing. You might need to disable it if you are not using glycol to chill your fermenting beer.
+
+
 The version of BrewPi ported to BrewPiLess is designed to control fermenting temperature in a fridge or freezer. To control glycol cooling, some hacks are necessary:
-1. Use a version that supports glycol chilling, which is built with "EnableGlycolSupport" set to true.
+
+1. Set "Glycol Chilling" to "enabled" in system config page.
 
 2. Set minimum cooling/heating on/off time
     open the page `http://brewpiless.local/testcmd.htm`
diff --git a/docs/L0.JsonCommand.md b/docs/L0.JsonCommand.md
index d15f2e1e..8ed474a4 100644
--- a/docs/L0.JsonCommand.md
+++ b/docs/L0.JsonCommand.md
@@ -1,3 +1,5 @@
+After 4.3.1, you can use web interface, in "System" page, to modify these temperature control settings. However, knowledge about the settings is necessary.
+
 By using `http://brewpiless.local/testcmd.htm`, you can control BrewPi core directly. For example, to set temperature to Fahrenheit. Open the testcm.htm page, and enter the following string, and send.
 
 `j{"tempFormat":"F"}`