Changes

# When updating packages if you abort suddenly, then you might end up with a broken package database. In that case, you can fix a broken yum package system using the following blog post: [ [https://wphosting.tv/how-to-fix-duplicate-packages-in-yum/ How to fix duplicate packages in yum] ].<br>Good to know and include somewhere (OPS235 future content update).<br /><br /># VMware on Linux requires Secure Boot to be disabled on the Linux host otherwise VMware cannot run CentOS VMs: [ [https://communities.vmware.com/message/2461448#2461448 Comment #5 talks about disabling Secure Boot to make VMware on Linux boot VMs] ]