gujiangjiang 94 Posted November 8, 2020 Posted November 8, 2020 XPS15-9550 i7-6700HQ SM961 512G 16 RAM beta1-beta9 have no problem with opencore but since beta10 and rc1 cant boot anymore. update and clean install bigsur beta10 are all fail. When click "install macos from XXX” it shows black screen and after 5s go back to opencore menu even with -v mode it still black and go back to opencore menu however beta1 to beta9 with no problem. I have no idea what happend with bigsur beta10 and rc1. Share this post Link to post Share on other sites
miliuco 96 Posted November 8, 2020 Posted November 8, 2020 If you are in OpenCore prior to 0.6.3, try this: config.plist > Misc > Security > SecureBootModel = Disabled config.plist > Misc > Security > DmgLoading = Any. Share this post Link to post Share on other sites
