macnux Posted September 25, 2016 Share Posted September 25, 2016 My laptop is dell inspiron 15 3521 i follow this tutorial I get DMG of sierra developer preview edition and install it on flash memory and then install clover and set the configuation as he mention on the video then when i try to boot from it it gives me prohibted sign on black screen any help thanks in advance Link to comment Share on other sites More sharing options...
bigben1 Posted September 25, 2016 Share Posted September 25, 2016 your cpu is bit slow for macos sierra, try mac book 2010 smbios settings in your config plist. Link to comment Share on other sites More sharing options...
macnux Posted September 25, 2016 Author Share Posted September 25, 2016 which on of the 6 items you mean? because none of them is at year 2010 Link to comment Share on other sites More sharing options...
bigben1 Posted September 26, 2016 Share Posted September 26, 2016 specs of your laptop is close to mac book 2009/10, try new 10.12 gm release, developers are buggy . Link to comment Share on other sites More sharing options...
macnux Posted September 26, 2016 Author Share Posted September 26, 2016 i choose 10.1 and 11.1 and 11.2 all show same wired repeated message Link to comment Share on other sites More sharing options...
macnux Posted September 26, 2016 Author Share Posted September 26, 2016 i try most of models in SMBIOS some of them gives kernel panic others gives prohibted sign and best of them shows the above message as in the image Link to comment Share on other sites More sharing options...
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