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AV.io 4K User Guide
Af f ect ing Mac
3.0 host cont roller, perf orm t he f irmware
updat e on anot her comput er (wit hout an Et ron
USB host cont roller) or using anot her USB port on
t he same comput er. Not e t hat USB 2.0 can be
used f or f irmware updat es.
Affect ing Mac
Sympt om(s)
Act ion(s) t o resolve
Recorded f ile does not have audio.
If using VLC M edia Player 2.2.1, downgrade t o
an earlier version or use a dif f erent capt ure
applicat ion, such as Quickt ime.
Affect ing Ubunt u
Sympt om(s)
Act ion(s) t o resolve
Video cannot be resumed if st opped during a Skype
call.
If capt uring on Ubunt u 14.04 LTSwit h your
AV.io 4K connect ed t o an Et ron EJ168A USB 3.0
cont roller, swit ch t o a dif f erent USB port or
simply avoid st opping t he Skype call. If it is not
possible t o st op t he Skype call or if it st ops
accident ly, disconnect and reconnect t he
device. You may need t o rest art t he video call.
Affect ing Chrom ebook
Sympt om(s)
Act ion(s) t o resolve
AV.io 4K is not det ect ed as a valid audio device.
If capt uring using Chromebook Apps Clipchamp
and WebRTC on Google Chrome OS
v43.0.2357.125 (64 bit ), use a dif f erent
Chromebook app t o capt ure bot h video and
audio, such as Screencast if y or MediaCore
Capt ure.
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