Template:Correct title/doc

Template:Correct title is a Wikipedia maintenance template that produces an article hatnote to help explain to readers that restrictions on titles containing colons, periods, and some other characters (noted at WP:TITLESPECIALCHARACTERS) affect the page name of the page they are reading.

Examples
For issues with the (#) sign, pass the # parameter:

For issues with any of (< > [ ] { }), pass the bracket parameter:

For issues with :, pass the : parameter:

The template can also be used without a reason, which produces: