Changed the baud rate of the serial port to 115200 to match the ESP32 boot loader.

platformio.ini

@@ -26,7 +26,7 @@ upload_speed = 512000
 build_flags=!./build_version.sh
 lib_deps = ${extra.lib_deps}
 upload_port = /dev/cu.SLAB_USBtoUART
-monitor_speed = 74480
+monitor_speed = 115200
 board_build.embed_txtfiles = src/index.html
 board_build.partitions = partitions.csv
 ;monitor_port = /dev/cu.wchusbserial1420

src/main.cpp

@@ -71,7 +71,7 @@ void wifi_connect() {
 
 void setup() {
 	delay(500);
-	Serial.begin(74880);
+	Serial.begin(115200);
 	Serial.println("Starting...");
 	Serial.println("Started.");
 	INFO("Starting.\n");