29 июл. 2022 г. · If the globe icon doesn't appear, try a PRAM reset first, by holding down cmd+alt+R+P immediately after the startup chime for at least 20 ...

3 сент. 2021 г. · You can try doing SMC and PRAM resets on it and then see if it shows up. If it doesn't, if all of your data is backed up, you can always get ...

26 июн. 2020 г. · Try resetting the iMac. Take out one stick of ram and turn on to the chime then off again three times then put the ram back in and hold command ...

26 июл. 2022 г. · Hey! When I create a bootable USB with Coreplus on it, the USB device doesn't appear on the startup manager screen.

4 дек. 2023 г. · Open cmd · type diskpart -> enter · list disk · find the USB's disk(if not named just remove it and repeat 1-4 and see which is gone) · select ( ...

5 мар. 2024 г. · Try booting the flash drive on the computer which created it. If it doesn't boot, the problem is the flash drive (it was probably not created correctly).

2 сент. 2023 г. · I just bought lenovo ideapad slim 5 and when i plug in the bootable usb to install windows it doesnt show up, the safe boot is disabled as well.

29 дек. 2014 г. · The drive doesn't show up in the "Startup Disk" preference in system preferences nor does it show up in the startup manager.

10 апр. 2024 г. · It doesn't fail making the USB, the USB drive doesn't show up in Startup manager ... Geekom MiniAir12 does not recognize bootable USB device.

9 авг. 2022 г. · If it does not appear in the boot menu, it is because the boot system supported by your motherboard does not match your USB. UEFI and MBR.