上传预付费退货标签
在上传预付费退货标签之前，请确保您的标签符合以下预付费退货标签要求。
文件大小不得超过 2MB。
文件必须采用以下受支持的文件类型之一：.jpg、.bmp、.gif、.tif
标签必须包含纯文本格式的退货地址。
标签必须包含承运人追踪编码（如有）和预估退货运费。
标签可以提供自定义退货说明（可选）。
注意： 如果买家使用您的预付费退货标签，则您可以从退款金额中扣除退货费用。
上传预付费退货标签的步骤
从【订单】下拉菜单中，选择【管理退货】。
针对您要批准的退货请求，点击【批准请求】。
在【退货邮寄标签】部分中，选择“我将为此请求提供预付费邮寄标签”。
上传退货标签，选择使用的承运人，然后输入追踪编码（如有）。
将退货标签费用设置为 $0.00，以确保买家无需支付退货运费。
亚马逊官网原文详情：
Upload a prepaid return label
Before you upload a prepaid return label, ensure that your label meets the following prepaid return label requirements.
The file size cannot be larger than 2MB.
The file must be one of these supported file types: .jpg, .bmp, .gif, .tif
The label must include the return address in plain text.
The label must include the carrier tracking number (if available) and estimated return shipping costs.
The label can provide custom return instructions (optional).
Note: If the buyer uses your prepaid return label, you might be able to deduct the cost of the return from the refund amount.
Steps to upload a prepaid return label
From the Orders drop-down menu, select Manage Returns.
Click Authorize Request for the return request you want to approve.
In the Your return mailing label section, select "I will provide a pre-paid mailing label for this request."
Upload a return label, select the carrier used, and enter the tracking ID if you have it.
Set the return label cost to $0.00 to ensure that the buyer is not charged for return shipping.
文章来源：亚马逊官方网站
