how do you put a clan tag in?

[Cumberz69]

seen people with clan tags and have no clue how to put one in myself any help?

[FragsAreUs]

clantag in console open console by pressing ` or known as tilda button above tab

[Mr. Android]

clantag CLANTAGHERE

Can be up to 7 characters.

clantag TEST
for example.

[Serverah]

How do you reset clantag on MW3?

[Mr. Android]

Serverah type clantag "" into the console.