Hot [upd]: Avrdudess 24

Your baud rate is wrong. In AVRDUDESS 24, check "Auto Baud" under the Programmer tab. Alternatively, set baud to 115200 for Arduino bootloaders.

While there isn't a single "24 hot" viral blog post, the most authoritative and useful resource for is the official blog post by its creator, Zak Kemble AVRDUDESS is a popular Graphical User Interface (GUI) for avrdudess 24 hot