Hello Since I couldn't log in to the eBay platform to send a parcel, I did it directly with the post office, but now it's impossible to enter my Colissimo number on eBay, even though it seems to me that it should be possible. Thanks for your help.

@brigcra54 and even if you can send a message to your buyer by including the tracking number

How do you record the number of a Colissimo on eBay sent without going through eBay's platform | Delivery

How do you record the number of a Colissimo on eBay sent without going through eBay's platform | Delivery | eBay France