how to create account in MySQL workbench

how to create anyhost account in MySQL workbench?

in old MySQL Administrator, I can do it with:
jerry@%

in MySQL workbench, I have to do it one by one:
jerry@192.168.0.10
jerry@192.168.0.11
jerry@192.168.0.12 … and so on

any shortcut?

thanks for the help

Jerry