Fix inability to connect to 2nd and 3rd configured Wi-Fi AP.

max-arnold · max-arnold · commit 65d5e98499df · 2025-09-15T19:52:05.000+07:00
espressif/arduino-esp32#11742
diff --git a/ats-mini/Network.cpp b/ats-mini/Network.cpp
@@ -243,6 +243,7 @@ static bool wifiInitAP()
 static bool wifiConnect()
 {
   String status = "Connecting to WiFi network..";
+  wifi_mode_t mode = WiFi.getMode();
 
   // Get the preferences
   prefs.begin("network", true, STORAGE_PARTITION);
@@ -261,6 +262,10 @@ static bool wifiConnect()
 
     if(ssid != "")
     {
+      // Workaround for https://github.com/espressif/arduino-esp32/issues/11742
+      WiFi.mode(WIFI_MODE_NULL);
+      WiFi.mode(mode);
+
       WiFi.begin(ssid, password);
       for(int j=0 ; (WiFi.status()!=WL_CONNECTED) && (j<24) ; j++)
       {
diff --git a/changelog/244.fixed.md b/changelog/244.fixed.md
@@ -0,0 +1 @@
+Fix Wi-Fi connection issue to 2nd or 3rd access point configured on the settings web page.

Original file line number	Diff line number	Diff line change
`@@ -243,6 +243,7 @@ static bool wifiInitAP()`
`243`	`243`	`static bool wifiConnect()`
`244`	`244`	`{`
`245`	`245`	`String status = "Connecting to WiFi network..";`
	`246`	`+ wifi_mode_t mode = WiFi.getMode();`
`246`	`247`
`247`	`248`	`// Get the preferences`
`248`	`249`	`prefs.begin("network", true, STORAGE_PARTITION);`
`@@ -261,6 +262,10 @@ static bool wifiConnect()`
`261`	`262`
`262`	`263`	`if(ssid != "")`
`263`	`264`	`{`
	`265`	`+ // Workaround for https://github.com/espressif/arduino-esp32/issues/11742`
	`266`	`+ WiFi.mode(WIFI_MODE_NULL);`
	`267`	`+ WiFi.mode(mode);`
	`268`	`+`
`264`	`269`	`WiFi.begin(ssid, password);`
`265`	`270`	`for(int j=0 ; (WiFi.status()!=WL_CONNECTED) && (j<24) ; j++)`
`266`	`271`	`{`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	`+Fix Wi-Fi connection issue to 2nd or 3rd access point configured on the settings web page.`