Updating etc hosts
Also, only one instance of the application is allowed at a time.If you try to open it again it will just activate the previously running instance.This problem can be overcome by following these simple steps on your windows/mac. Finally, plug in your i Phone, i Pod or i Pad into your PC again and start the i Tunes software. Now try updating or restoring your i Phone, i Pad, i Pod using i Tunes software.
That said, if you’re looking to edit hosts, you’ll want to target the file located in /private/etc/ though.
The longer you wait to update, the harder it will be. Changes might be made to templates and how data is stored in the database that are more easily managed in increments.
Also, more importantly, updates can be critical for security.
After installation, Linux requires configuration and systems administration.
Corporate systems need monitoring, backups, updates, as well as system and user management.