problem update firmware controller

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    Professional Phantom 3 Professional - "No Signal"

    Hi all, I'm looking for some help if possible. I purchased a Phantom 3 Professional in September last year, gave it about 10 flights and worked perfectly. Since winter, it's been in it's box until this week. Upon taking it out if it's box again, I was prompted to update several firmware -...
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    Professional Problem after failed update

    Hello guys, I wanted to update my P3 pro's remote (GL300A model, to firmware 1.3.20), but like an idiot, I unplugged the USB key when it was processing (after about 2 minutes). Now, 10 minutes after every time I turn on my remote, it bips several times during 5 minutes (and then stops...