/products/arduino/b/blog/posts/arduino-uno-r4-minima-troubleshooting-unknown-usb-deviceIn July I received an Arduino UNO R4 minima development board and an Arduino UNO R4 WIFI sent by Arduino thanks to tariq.ahmad from project14 . I tried them, I did a small project with the WIFI version, Arduino UNO R4 WI...en-USTelligent Community 12https://community.element14.com/products/arduino/b/blog/posts/arduino-uno-r4-minima-troubleshooting-unknown-usb-deviceFri, 22 Dec 2023 15:03:04 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:af891eaa-9558-4a84-bf6e-899e5b39ac81StefanL381<p>Your tutorial can be improved.</p> <p>Your tutorial is missing some screenshots.</p> <p>As Long as no project is created the Renesas flashing tool looks different.</p> <p>I tried to use your tutorial to flash the Arduino UnoMinima-Bootloader into a Weact.Studio&nbsp;RA4M1-board</p> <p>which I bought here</p> <p><a id="" href="https://de.aliexpress.com/item/1005006103872563.html" rel="noopener noreferrer nofollow" target="_blank" data-e14adj="t">https://de.aliexpress.com/item/1005006103872563.html</a></p> <p>it did not work.</p> <p>Here is the screenshot</p> <p><img src="/resized-image/__size/1280x720/__key/commentfiles/f7d226abd59f475c9d224a79e3f0ec07-af891eaa-9558-4a84-bf6e-899e5b39ac81/pastedimage1703257180696v1.png" alt=" " /></p> <p>I guess I have to use different adjustments</p> <p>Your tutorial does not show screenshots of the other tabs.</p> <p>It might be that all default options work. Anyway it would be good to add all the screenshots of all tabs</p> <p>To what options must the</p> <p>- operations tab</p> <p>- block settings</p> <p>- connect settings</p> <p>- unique code</p> <p>be set to make it work?</p> <p></p> <p>What do you know how to flash bootloaders in general into Renesas&nbsp;RA4M1-Chips?</p> <p></p> <p>best regards Stefan&nbsp;</p> <p></p> <p></p><img src="https://community.element14.com/aggbug?PostID=26922&AppID=145&AppType=Weblog&ContentType=0" width="1" height="1">https://community.element14.com/products/arduino/b/blog/posts/arduino-uno-r4-minima-troubleshooting-unknown-usb-deviceTue, 26 Sep 2023 18:57:16 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:af891eaa-9558-4a84-bf6e-899e5b39ac81DAB0<p>You made it look easy, but I know better.</p><img src="https://community.element14.com/aggbug?PostID=26922&AppID=145&AppType=Weblog&ContentType=0" width="1" height="1">