How to customize GRUB bootloader in Ubuntu using terminal in Bengali

In this video, to customize your GRUB boot menu, there are three different things shown.

1: how you can change the grub boot loader waiting time?
To perform, steps are:
i. open terminal
ii. run "sudo gedit /etc/default/grub"
iii. change the time as per your choice in "GRUB_TIMEOUT" and then save the file.
iv. run "sudo update-grub"

2: how you can chnage the default boot order from Ubuntu Linux to Windows?
To perform, steps are:
i. open terminal
ii. run "sudo gedit /etc/default/grub"
iii. change the number as per your choice in "GRUB_DEFAULT" and then save the file.
iv. run "sudo update-grub"

and
3: how you can change the background image in grub boot loader?
To perform, steps are:
i. create / select a picture which you want to use as grub background.
ii. open terminal
iii. run "sudo nautilus"
iv. open this location "filesystem - boot - grub"
v. copy and paste the image in the above mention location.
vi. run "sudo update-grub"

Note: All the above steps are performed on ubuntu 20.04 LTS OS dual boot with Windows 10 Pro and the system's BIOS mode is UEFI. "gedit" and "nautilus" apps are already installed on this computer by default.


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Please watch: "how to remove photo background in paint 3d"
   • how to remove photo background in paint 3d  
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