If you do not have a phone that can scan your passport/ID card, could it be that you have a relative who has a phone that can? In this way, you can create your MitID and afterwards e.g. get the MitID app on your own phone. See how to do it
When you get to the step where you must choose how to approve with MitID, you can choose:
Follow the steps to complete the activation of the MitID app or ordering/activating the MitID code display, audio code reader or chip. Read more: Activate or order MitID
You can get MitID again at Citizen Service if you e.g.
Read here which documents you need to bring – and that you also need to answer a number of questions about yourself/bring a witness.