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Dell Optiplex 9020: black screen with Catalina


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Jake, tryed your tuto, downloaded catalina 10.15.5, make the usb, downloaded clover v r5119 installed it and copy botpack 9020, bios v25, but still have black diaplay, i mean first boot, choose usb, choose usb install and never go ahead keep black the display, never start instalation, any sugestion? please help!!! regards

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