Grub install in Ubuntu to find other OS

Grub install in Ubuntu to find other OS

grub-install --target=i386-pc --recheck /dev/sdb 

update-grub

RHEL 8 / CentOS8 - Necessary tweaks to act as a friendly OS in desktop level

1.Xtreme Download Manager - Download the latest version and run the script
    https://subhra74.github.io/xdm/#downloads
    https://github.com/subhra74/xdm/

2.Transmission
    dnf -y install epel-release
    dnf repolist
    dnf install transmission-gtk

3.VLC
    dnf install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm
    dnf install https://download1.rpmfusion.org/free/el/rpmfusion-free-release-8.noarch.rpm
    dnf install vlc

4.LibreOffice - https://www.libreoffice.org/download/download/

5.KVM
    dnf module install virt
    dnf install virt-install virt-viewer libguestfs-tools
    dnf install virt-manager
    systemctl enable libvirtd.service
    systemctl start libvirtd.service
    systemctl status libvirtd.service
    Ref: https://www.cyberciti.biz/faq/how-to-install-kvm-on-centos-8-headless-server/ 

6.Make NTFS support
    dnf install epel-release
    dnf install ntfs-3g
    mount -t ntfs-3g /dev/sdb1 /mnt
  

7.Install new tools in RHEL8
https://www.simplylinuxfaq.com/p/major-differences-between-rhel-8-and-7.html

8.Wifi drivers
    lspci | egrep -i --color 'network|ethernet'
    dnf install dkms kernel-headers kernel-devel
    wget https://github.com/lwfinger/rtlwifi_new/archive/master.zip
    unzip master.zip
    dnf install git
    git clone https://github.com/lwfinger/rtlwifi_new.git -b rtw88
    make
    make install

9.Cockpit
    dnf install cockpit
    systemctl enable cockpit.socket
    systemctl start cockpit 

10.Cockpit modules - https://docs.centos.org/en-US/centos/install-guide/Composer/
    dnf install lorax-composer composer-cli cockpit-composer
    systemctl enable lorax-composer.socket
    systemctl enable cockpit.socket
    systemctl start lorax-composer
    systemctl start cockpit.socket

11.Nodejs
    dnf install nodejs

12.Ansible
    dnf install ansible

13.Gnome-tweaks
    dnf install gnome-tweaks   

14.MS Team - https://www.microsoft.com/en-in/microsoft-365/microsoft-teams/download-app#desktopAppDownloadregion
    dnf install teams-1.3.00.16851-1.x86_64.rpm 

15.Install the data recovery software

    dnf install testdisk