When I power on my macbook pro, it freezes at the white screen. I have to unplug the usb adaptor for it to continue to boot. I only have a few devices connected to the usb adaptor. Why do I have to do this? How to fix this problem?
macbook pro-OTHER
Hey there lennynyli,
I see that you are experiencing some issues with booting your Mac. Here is an article that will help you troubleshoot this:
If your Mac won't turn on - Apple Support
https://support.apple.com/en-us/HT204267
Thanks for being a part of the Apple Support Communities!
Macbook pro hangs at white screen
