Update info about bootloader mode

Author: sebromero

content/hardware/05.nicla/boards/nicla-vision/tutorials/blob-detection/content.md

@@ -17,7 +17,7 @@ In this tutorial you will use the Arduino® Nicla Vision to detect the presence
 ### Required Hardware and Software
 - [Nicla Vision board](https://store.arduino.cc/products/nicla-vision)
 - Micro USB cable (either USB A to Micro USB or USB C to Micro USB)
-- OpenMV IDE 2.6.4+
+- OpenMV IDE 2.9.0+
 
 ## Nicla Vision and the OpenMV IDE
 
@@ -32,11 +32,11 @@ Before you can start programming OpenMV scripts for the Portenta you need to dow
 
 ### Flashing the OpenMV Firmware
 
-Connect the Nicla Vision to your computer via the USB cable if you haven't done so yet. Put the Nicla Vision in bootloader mode by double pressing the reset button on the board. The built-in LED will start fading in and out. Now open the OpenMV IDE.
+Connect the Nicla Vision to your computer via the USB cable if you haven't done so yet. Now open the OpenMV IDE. 
 
 ![The OpenMV IDE after starting it](assets/por_openmv_open_ide.png)
 
-Click on the "connect" symbol at the bottom of the left toolbar. 
+Click on the "connect" symbol at the bottom of the left toolbar. Note that in previous versions of the OpenMV IDE you had to manually put the Nicla Vision in bootloader mode by double pressing the reset button on the board to make it detectable by the OpenMV IDE. This is no longer necessary.
 
 ![Click the connect button to attach the Portenta to the OpenMV IDE](assets/por_openmv_click_connect.png)
 
@@ -50,7 +50,7 @@ The board's LED will start flashing while the OpenMV firmware is being uploaded.
 
 The Nicla Vision will start flashing its blue LED when it's ready to be connected. After confirming the completion dialog the board should already be connected to the OpenMV IDE, otherwise click the "connect" button (plug icon) once again.
 
-![When the Portenta is successfully connected to the OpenMV IDE a green play button appears in the lower left](assets/por_openmv_board_connected.png)
+![When the board is successfully connected to the OpenMV IDE a green play button appears in the lower left](assets/por_openmv_board_connected.png)
 
 
 ## Blob Detection