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Apple User Help

Unusable 2.5″ external HDD. Partition failed with the error -69760: Unable to write to the last block of the device. Exfat only? Repairable?

Update 1: Somehow, after unconnecting and re-connecting, the original disk (disk1) has now returned to original state, with the readme file as well! I still have another disk which is not working. When connected to my MBP I get the message, “The disk you inserted was not readable by this computer.” “[Initialize | Ignore | […]

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Linux Mastering Development Ubuntu

Recover windows uefi after ubuntu install

I had windows 10 and ubuntu 19 installed on two different disks correctly. Both used UEFI. My motherboard bias is set to UEFI only. I downgraded from ubuntu 19 to ubuntu 18 and after that my grub disappeared and my bios doiesn’t detect windows. The windows disk is unchanged. Both disks use GUID, on my […]

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Linux Mastering Development Ubuntu

GRUB fail/Damaged partition

I had a laptop with working dualboot Windows 10 and Ubuntu 18.04 LTS, which has been damaged by a water spillage. After repairing laptop boots straight to Windows 10 (GRUB vanished), so I can’t launch ubuntu. I tried to fix it in several ways: by unchecking the box control panel -> power options -> choose […]

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Linux Mastering Development Ubuntu

After installing ubuntu 20.4 from live session, while rebooting getting different errors each time

What happened: I was running Ubuntu 20.04 just fine. Then I had some PSU problem and my PC crashed. After installing new PSU I was not able to properly boot into Ubuntu (I was getting black screen with single ‘_’ on it sometimes I would directly go to Grub rescue mode). So I reinstalled it […]

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Linux Mastering Development

Kali Linux – Bluetooth HCI error don’t let live system boot

Hello community i have a bootable USB Drive (usb2.0) with Kali Linux 2017.1 x86 on it, i used rufus for doing this couple years ago, i was using Kali Live system to test some of my java programs with my older laptop. now i changed my laptop but i cannot boot the live system on […]

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Development Linux Ubuntu

“Unknown Device:” efibootmgr -v (18.04 LTS)

I have installed ubuntu 18.04 LTS from flash drive, and when i execute efibootmgr -v display me this: BootCurrent: 0001 Timeout: 0 seconds BootOrder: 2001,2002,2003 Boot0001* Unknown Device: HD(1,GPT,d07149ff-6aee-469e-849a-6645f1f7a068,0x800,0xf3800)/File(\EFI\ubuntu\shimx64.efi)RC Boot0002* ubuntuinstallusb PciRoot(0x0)/Pci(0x1d,0x0)/USB(0,0)/USB(0,0)/HD(1,MBR,0x5092863d,0x3cde8c,0x1340)/File(\efi\boot\grubx64.efi)A01 .. Boot0003* Unknown Device: HD(1,GPT,59d7a7fa-f8df-40d4-b078-396f9561face,0x800,0xf3800)/File(\EFI\ubuntu\shimx64.efi)RC Boot0006* Unknown Device: HD(1,GPT,6cdbbc50-0a2f-44b5-a361-224073cad8c4,0x800,0x100000)/File(\EFI\ubuntu\shimx64.efi)RC Boot2001* EFI USB Device RC Boot2002* EFI DVD/CDROM RC Boot2003* EFI Network RC Someone […]