USB Not Working in El Capitan


since use el capitan beta (v2), keyboard , mouse disconnecting regularly (it works fine on macbook or mini)

, today, usb-connected audiodevice scarlet 2i2 (with 2 speakers) wont play music. when disconnect cable , put in, works again, maybe 1 hour.

what's happening keyboard, similar audiodevice.

common problem el capitan? workaround maybe? thanks! :)
 

i haven't had issues usb ports. have logitech performance mx plugged 1 port on cmbp , powered usb 3 hub plugged other port. i'm running logitech webcam , blue yeti microphone on , flash drives here , there.

more importantly, i'm running el capitan via usb 3 hub external ssd.
 


Forums Macs macOS OS X El Capitan (10.11)


  • iPhone
  • Mac OS & System Software
  • iPad
  • Apple Watch
  • Notebooks
  • iTunes
  • Apple ID
  • iCloud
  • Desktop Computers
  • Apple Music
  • Professional Applications
  • iPod
  • iWork
  • Apple TV
  • iLife
  • Wireless

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