You need to have positive balance for your campaigns to be running.
Your current balance is shown on the main page
\uD83D\uDCD8 How to do topup
Currently only bKash payments are accepted
Click Topup button
Select the desired amount
Click 'Pay with bKash' button
You will be redirected to bKash page to complete your payment
Once payment is complete, you will be redirected back to AdTech portal.