Hello @Valentina85,
Welcome and thank your for posting your concern.
I understand that you want to know about the reason of your PayPal balance to be in negative. You can check your PayPal Activity page to find out the reason. Also, refer the help centre article to know more about negative balance and how to resolve it. You can also reach out to our customer support team to know what can be done next or to get an understanding of the possible solution to the issue raised. Please reach out to the Support Team during business hours by clicking the Contact option at the bottom of PayPal page.
Hope this helps you!
Warm Regards,
Shradha
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