Keeping the system up to date is an every day task for a sysadmin, as well as a desktop user. By applying the latest (stable) available software on the system we can take advantage of the latest features, and will be more protected from security issues and hopefully suffer less from bugs. To update the system you will need configured yum repositories that act as the source of the updated software.
This is a companion discussion topic for the original entry at https://linuxconfig.org/preparing-for-applying-updates-on-red-hat-linux