/nordic/nordic-blog/b/blog/posts/how-to-user-the-dfu-in-the-iosThe article introduces how to use the OTA (over the air) DFU in iOS. Step1, Connect your iOS device to iTune Select Apps, Drop App List to bottom, and select the “nRF Toolbox” app in the “File Sharing”. Drop your HEX file to the “nRF Toolbox.en-USTelligent Community 13