# Change Template Details *** ## How to change template header media \[Image or Video or PDF] of existing approved template without the need to re-register the template 👇 {% embed url="" %} *** ## Update Template Header Media * When sending a template, an "**Add variables to Template**" dialog box will appear, allowing you to modify your template contents. * You can add variable values, update header media without needing to reapply the template. * For instance, if you initially create a template with a birthday poster image and it gets approved, you can later change the image to another similar birthday poster of your choice when sending the template. 👇

**Note: Please note that when replacing media within a template,Header format will not change, images will only be replaced by other images, videos by other videos, and documents by other documents.** *** ## Update Header * Click on "**Upload a file"** button

* Select the Image from Library and click on Open

* Image will be updated successfully!

*** ## Add Variable * Under the **Body** section of the template, you'll find the option to add variables. * [Variables](https://learn.doubletick.io/templates/how-to-create-message-templates/how-to-use-variables-in-message-template) added during template creation will be visible here. * You can either manually enter the variable data or select a system attribute/variable from the options provided. 👇

Click on Send Now button to sed the template

*** ## Duplicate Template 1. Navigate to the template you want to duplicate 2. Click on the three dots beside the template 3. Select the "**Duplicate**" option 4. Make sure to change the template name 5. Make the desired changes to the duplicated template 6. Submit the template for approval *Once the duplicated template is approved, you will be able to use it just like any other approved template.*

*** ## Delete Template * Navigate to the template you want to delete * Click on the three dots beside the template * Select the "Delete" option