How to reset TP Link WDR4300 router after bad install of OpenWRT LEDE

If you cannot access the LUCI OpenWRT page of the TP Link WDR4300 router, the below may help.

Set PC ip: 192.168.1.2 and subnetmask 255.255.255.0 and gateway 192.168.1.1 Power off the router Disconnect the WAN cable Only connect your PC Ethernet cable to ETH0 Power On the router Wait for the router to start the . . . → Read More: How to reset TP Link WDR4300 router after bad install of OpenWRT LEDE

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

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

How to permanently set kernel boot options on an installed OS (not wubi) – grub

Before doing the steps below, take a backup. To permanently change the default kernel boot options, press ALT+F2 or open a terminal from system > accessories > terminal. Type in the following command: $ gksudo gedit /etc/default/grub <enter>

A text editor will open with the grub configuration file. Near the top of that file you . . . → Read More: How to permanently set kernel boot options on an installed OS (not wubi) – grub

Ubuntu 12.04 LTS freeze when booting with newer kernels on Lenovo Ideapad Z580

This is due to an issue in the BIOS where booting gets stuck due to ACPI and battery support. Refer this link https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1093217/comments/63.

Now start up a terminal window and type the following commands: $ sudo apt-get install iasl <enter> $ sudo cp /sys/firmware/acpi/tables/DSDT /home/user/DSDT.bac $ sudo chown user.group DSDT.bac <enter> $ cp DSDT.bac DSDT . . . → Read More: Ubuntu 12.04 LTS freeze when booting with newer kernels on Lenovo Ideapad Z580

Recover from Grub 2 / boot corruption or crash in Fedora 16

Ubuntu 11.10 install using the Upgrade Now option corrupted tbe Fedora 16 /boot/grub2/grub.cfg file. To recover it, this is what can be done:

Boot from the DVD or the Net Installation version. Note that the Live CD will not help. Select the Troubleshoot menu option and from within that, select the Rescue menu option One . . . → Read More: Recover from Grub 2 / boot corruption or crash in Fedora 16

September 2018
M T W T F S S
« Jul    
 12
3456789
10111213141516
17181920212223
24252627282930