If you'd like to edit your task, you can do so by following these steps:
1. Go to the task page.
2. Under the task price, press on 'More Options' and then 'Edit Task'.
3. Follow the prompts and fill out all the required information.
Although you've edited your task, it's good to confirm any new details in the comments section with any Taskers you've already been talking to in case they don't see the update!