This is how to print double-sided when your printer does not support duplex printing. Hope it can help! Link: https://www.tiktok.com/@findcmarketing/video/7330202213169614082?is_from_webapp=1&sender_device=pc&web_id=7327117203936380418
You must scan the QR code, click continue to attach the screenshot (it is the only proof of payment) and you can complete the purchase.
This is how to print double-sided when your printer does not support duplex printing. Hope it can help! Link: https://www.tiktok.com/@findcmarketing/video/7330202213169614082?is_from_webapp=1&sender_device=pc&web_id=7327117203936380418