A saved challan on GST Portal is valid for a period of 7 days. To view or edit a saved challan, follow these steps:

  1. Login to GST Portal

  2. Go to Services > Payments > My Saved Challans

  3. All saved challans appear on screen

  4. Click on Edit or Delete under the Action button

  5. Change the relevant details and click on Save

Read step-wise process - GST Challan : View or Edit saved challan on GST Portal