diff --git a/installer/install_upgrade.bat b/installer/install_upgrade.bat
index bc95ac2..42b23aa 100644
--- a/installer/install_upgrade.bat
+++ b/installer/install_upgrade.bat
@@ -1,10 +1,39 @@
 @echo off
+echo Loading...
+
+where /q python.exe
+if %errorlevel% neq 0 (
+    echo "Python is not installed. Please install it and try again."
+    exit /b
+)
+
+where /q pip
+if %errorlevel% neq 0 (
+    echo "pip is not installed. Please install it and try again."
+    exit /b
+)
+
+pip show pyserial >nul 2>&1
+if %errorlevel% neq 0 (
+    echo "Installing pyserial..."
+    pip install pyserial
+)
+
 echo Your firmware will be upgraded without factory reset.
+
+echo:
+
 echo IF THIS IS YOUR FIRST FLASH ON THIS BOARD PLEASE USE install_with_factory_reset.bat INSTEAD!
 
+echo:
+
+echo Available COM ports:
+python.exe -c "import serial.tools.list_ports; print('\n'.join([str(c) for c in serial.tools.list_ports.comports()]))"
+
+echo:
+
 set /p port="Enter COM port (for example COM5): "
 
-python.exe bin/esptool/esptool.py --chip esp32 --port "%port%" --baud 460800 --before default_reset --after hard_reset write_flash -z --flash_mode dio --flash_freq 40m --flash_size 4MB 0x1000 firmware/bootloader.bin 0x8000 firmware/partitions.bin 0xe000 firmware/boot_app0.bin 0x10000 firmware/firmware.bin
+python.exe ./bin/esptool/esptool.py --chip esp32 --port "%port%" --baud 460800 --before default_reset --after hard_reset write_flash -z --flash_mode dio --flash_freq 40m --flash_size 4MB 0x1000 firmware/bootloader.bin 0x8000 firmware/partitions.bin 0xe000 firmware/boot_app0.bin 0x10000 firmware/firmware.bin
 
-echo "Firmware flashed"
 pause
\ No newline at end of file
diff --git a/installer/install_with_factory_reset.bat b/installer/install_with_factory_reset.bat
index 03f318c..2b694b3 100644
--- a/installer/install_with_factory_reset.bat
+++ b/installer/install_with_factory_reset.bat
@@ -1,14 +1,44 @@
 @echo off
+echo Loading...
+
+where /q python.exe
+if %errorlevel% neq 0 (
+    echo "Python is not installed. Please install it and try again."
+    exit /b
+)
+
+where /q pip
+if %errorlevel% neq 0 (
+    echo "pip is not installed. Please install it and try again."
+    exit /b
+)
+
+pip show pyserial >nul 2>&1
+if %errorlevel% neq 0 (
+    echo "Installing pyserial..."
+    pip install pyserial
+)
+
+
 echo Your current configuration will be LOST!!!
 echo Your current configuration will be LOST!!!
 echo Your current configuration will be LOST!!!
+
+echo:
+
 echo If you already have this board flashed with our firmware please use install_upgrade.bat instead!
 
+echo:
+
+echo Available COM ports:
+python.exe -c "import serial.tools.list_ports; print('\n'.join([str(c) for c in serial.tools.list_ports.comports()]))"
+
+echo:
+
 set /p port="Enter COM port (for example COM5): "
 
 python.exe bin/esptool/esptool.py --chip esp32 --port "%port%" --baud 460800 --before default_reset --after hard_reset write_flash -z --flash_mode dio --flash_freq 40m --flash_size 4MB 2686976 firmware/spiffs.bin
 
 python.exe bin/esptool/esptool.py --chip esp32 --port "%port%" --baud 460800 --before default_reset --after hard_reset write_flash -z --flash_mode dio --flash_freq 40m --flash_size 4MB 0x1000 firmware/bootloader.bin 0x8000 firmware/partitions.bin 0xe000 firmware/boot_app0.bin 0x10000 firmware/firmware.bin
 
-echo "Firmware flashed"
 pause
\ No newline at end of file