How to upgrade to latest kernel of Ubuntu 14.04.3 LTS or 14.04.4 LTS from Ubuntu 14.04.2 LTS

Ubuntu 14.04 LTS is a Long Term Support version of the Ubuntu Linux Operating System. Over time, Ubuntu releases point updates to it. Currently, the point update is at Ubuntu 14.04.3 LTS. When you update your Ubuntu packages using: $ sudo apt-get update <enter> $ sudo apt-get dist-upgrade <enter>

you will find that you are . . . → Read More: How to upgrade to latest kernel of Ubuntu 14.04.3 LTS or 14.04.4 LTS from Ubuntu 14.04.2 LTS

Ubuntu Boot Manager Partition entry overwritten after Windows 8.1 patch update

I recently applied the latest Windows 8.1 patches. To my dismay, I found that the core Ubuntu 14.04 entries at boot time were missing and by default, the laptop always booted into Windows 8.1.

This meant that my Ubuntu EFI boot partition had been corrupted or taken over by Windows 8.1 patches that probably updated . . . → Read More: Ubuntu Boot Manager Partition entry overwritten after Windows 8.1 patch update

View EFI boot manager entries in Ubuntu

If you need to view the boot manager entries in Linux, open a terminal window and enter the command as below. $ sudo efibootmgr -v <enter>

Above command lists out all the boot partitions for EFI.

How to get back Ubuntu in Boot Menu after Windows 8 to Windows 8.1 upgrade with efibootmgr

If you are the an open source fanatic who has been sold a laptop with Windows 8 on it in India, you would have been reminded to upgrade to Windows 8.1 by Microsoft periodically. I was reminded 3 times. Each time I chose to ignore it. Finally, I decided to upgrade from Windows 8 to . . . → Read More: How to get back Ubuntu in Boot Menu after Windows 8 to Windows 8.1 upgrade with efibootmgr

Install Fedora 18 on Lenovo Ideapad Z580 laptop

Finally, installed Fedora 18 64 bit on the Lenovo Ideapad Z580 laptop and it works almost perfect. Basically, Fedora 18 support UEFI (Unified Extensible Firmware Interface). I tried Ubuntu 12.04.2 LTS as suggested on several blog posts first. Did a successful installation, but there were random, unpredictable hangs when booting. All of them listed USB . . . → Read More: Install Fedora 18 on Lenovo Ideapad Z580 laptop

Disable SecureBoot in BIOS of the Lenovo Ideapad Z580 laptop

Get into the BIOS by pressing the Novo button on the laptop, just near the power button. You can use the Novo button only after you shutdown the laptop.

Once in, you will get a menu with the devices available for booting. Clicking on anyone of them will not start the image / Live CD . . . → Read More: Disable SecureBoot in BIOS of the Lenovo Ideapad Z580 laptop

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