os-prober is a command that lists other operating systems. It is used during installation and reconfiguration to create a GRUB boot menu that shows other installed OSes as well as Ubuntu.

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os-prober and update-grub can't see/find working Windows install

I have installed 12.04 next to a Windows 7 install, on a partitioned 3 TB hard disk. If I use F12 during boot to review boot options from the BIOS, Windows 7 and Ubuntu boot normally, but the Ubuntu ...
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Boot-repair stuck at os-prober after installing Ubuntu 12.04.3 beside Windows 8.1

I am using an HP Envy 14t Laptop which had Windows 8.1 pre-installed in it, it has its recovery files in an SSD. I installed Ubuntu 12.04.3 following the instructions provided here: Installing Ubuntu ...
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Windows 7 doesn't show in grub menu

I have dual boot with Ubuntu and Windows 7. I needed to reinstall W7 and after that I reinstalled grub so that I could access both Ubuntu and W7. Unfortunately my grub loader doesn't show W7. I tried ...
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How can I set kernel parameters for a specific installation involving os-prober?

Beside Ubuntu i also have an Arch installation. I plan to maintain the grub-configuration from my Ubuntu. The whole update-grub - grub-mkconfig - os-prober-chain works just fine. I know I can set ...
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286 views

OS-Prober not recognized! [closed]

So due to some shenanigans with trying to get rid of all traces of grub-customizer, I accidentally hit "delete" an extra time while in a root nautilus, and deleted my os-prober script in ...
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os-prober doesn't find Arch Linux until I manually mount Arch Linux partition

Title says everything. Here is output of Boot info script: http://paste.ubuntu.com/1169338/ sudo os-prober returns only Windows partition: sudo os-prober /dev/sda2:Windows 7 (loader):Windows:chain ...
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os-prober fails to identify a linux system so I need to write a custom grub2 menu entry as a workaround, how?

I want to add a custom menu to grub2 like this (as /etc/grub.d/40_custom): #!/bin/sh exec tail -n +3 $0 # This file provides an easy way to add custom menu entries. Simply type the # menu entries ...