Only Web Channel campaigns targeting segments or included in Automation Center programs can contain personalization tokens.
In Web Channel on the Content step of the campaign setup flow you can add personalization tokens to your campaigns created with any of the editors:
Visual editor-based campaigns
Drag and Drop
At the Personalization tab you can drag and drop the selected Personalization token into your content editor window.
At the bottom of the Personalization tab, you can start token creation as seen in the previous sections by clicking Create custom token. Alternatively, you can check all your previously created tokens by clicking Go to Personalization.
Text editor