In this blog i will teach you that how to we reset arduino fimwares.Or the problem is occuring while uploading code.
Step 1: Put Arduino in Dfu Mode
You can put arduino in Dfu mode by coonecting two pins with each other pin(Gnd) pin(Reset)
As shown in Picture.
Step 2: Uploading Firmware
Open Flip software.
softpedia link for direct download http://addlinkearn.com/dgkm
Select Chip Arduino uno R3 have 16u2.
Open usb and start communicating.
Open Hex file.
Then click Run Button.
Step 3: Hurrahhhhhhhhhhhhhhhhhhhhhhh
I HOPE you loved it. Here watch my video