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Thinkpad Laptops UEFI firmware cant read Opencore <=0.8.7 and >=0.8.8 (LegacyBoot) USB using LegacyBoot with Legacy Only mode bios option with GPT and MBR · Issue #2246 · acidanthera/bugtracker · GitHub
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Lenovo on X: "@wesley9947 Hi Wesley! Thanks for reaching out. There are only two options for Boot Mode in IdeaPad 110S, and that's UEFI and Legacy (please see the attached image below).