Post 48 hours, you may request the buyer to confirm the receipt by following the below-mentioned steps, provided the buyer made the payment by logging into PayPal account:
1. Log in to PayPal account.
2. Click Activity.
3. Find and click the original payment for the item.
4. Click Confirm Receipt.
5. Click Yes to confirm that you received the order.
You can provide the above-mentioned steps to the buyer and ask him to confirm the order by logging in to his PayPal account through laptop or desktop and not through any mobile browser or app.
Once the buyer confirms the receipt by following those steps, the hold will get released automatically within 24 hours.