dimdimnite Posted July 20, 2019 Share Posted July 20, 2019 hi everyone, trying to install mac os 10.13 on my laptop there is a problem with the boot first is the apple logo and after there is a forbidden sign symbol and I'm totally blocking and my computer mobile is a dell precision m6500 I hope to have help soon and thank you in advance Link to comment Share on other sites More sharing options...
Cyberdevs Posted July 21, 2019 Share Posted July 21, 2019 11 hours ago, dimdimnite said: hi everyone, trying to install mac os 10.13 on my laptop there is a problem with the boot first is the apple logo and after there is a forbidden sign symbol and I'm totally blocking and my computer mobile is a dell precision m6500 I hope to have help soon and thank you in advance Hi @dimdimnite Welcome to InsanelyMac.com Boot your laptop with -v flag and you can see the reason why macOS won't start and you get the forbidden sign. 1 Link to comment Share on other sites More sharing options...
fantomas Posted July 21, 2019 Share Posted July 21, 2019 FAQ 1 Link to comment Share on other sites More sharing options...
dimdimnite Posted July 21, 2019 Author Share Posted July 21, 2019 (edited) @ Cyberdevs starting with the -v option sa says that the usb key is not detect Edited July 21, 2019 by dimdimnite Link to comment Share on other sites More sharing options...
Cyberdevs Posted July 21, 2019 Share Posted July 21, 2019 49 minutes ago, dimdimnite said: @ Cyberdevs starting with the -v option sa says that the usb key is not detect So you might need to use the USB port limit patches and the USBInjectAll.kext or just try with another USB port. Link to comment Share on other sites More sharing options...
dimdimnite Posted July 21, 2019 Author Share Posted July 21, 2019 @Cyberdevs I have a USB port 2.0 and the other are 3.0 and I try with the file kext and it does not work Link to comment Share on other sites More sharing options...
Cyberdevs Posted July 21, 2019 Share Posted July 21, 2019 59 minutes ago, dimdimnite said: @Cyberdevs I have a USB port 2.0 and the other are 3.0 and I try with the file kext and it does not work Using the kext alone isn't enough you need to use the USB port limit patches too. Do you have access to a Mac computer or another working hack? Link to comment Share on other sites More sharing options...
dimdimnite Posted July 21, 2019 Author Share Posted July 21, 2019 @Cyberdevs no i do not have any other mac Link to comment Share on other sites More sharing options...
Cyberdevs Posted July 21, 2019 Share Posted July 21, 2019 2 minutes ago, dimdimnite said: @Cyberdevs no i do not have any other mac how did you create the EFI folder for your laptop? Link to comment Share on other sites More sharing options...
dimdimnite Posted July 21, 2019 Author Share Posted July 21, 2019 @Cyberdevs well it's on a site he put the ISO with clover and it was just put on a USB key Link to comment Share on other sites More sharing options...
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