A campaign name is a Tag given to the messages you sent, for easy management of the reports.
It can also be understood as a subject line of a mail or a heading name which will help you remember the SMS you sent previously.
For example- If you wish to send greeting messages on the occasion of Diwali, you may use the campaign name Diwali wishes.
To delete your old created campaign names, follow these steps:
Login to your MSG91 account.
Click on Segmento < Send SMS and then just click on the campaign bar. All your campaign names will be appearing on the right-hand side of the screen, you can click on "Delete All"
To delete all campaigns click on Delete All and to delete a single campaign click on the delete icon.