Symbol

Comment

Marks important notes or instructions.

Warns about possible errors.

Antivirus network

A term in the position of a definition or a link to a definition.

<IP address>

Placeholders.

Cancel

Names of buttons, windows, menu items and other program interface elements.

ctrl

Keyboard keys names.

C:\Windows\

Names of files and folders, code examples, input to the command line and application output.

Appendix A

Cross-references or Internal Hyperlinks to web pages.