# （六）素材库

### 上传素材

* 素材库支持image\&video文件，批量上传文件数量不超过50个。
* 每个素材名称长度 1-200个字，超过长度掐尾省略。
* 上传文件大小限制，每个视频小于等于50M大小，每张图片小于等于1MB。
* 每次上传中任务没结束之前，不能添加新的上传文件。

<figure><img src="/files/KyVMyJcJuGEH3NOoSYCf" alt=""><figcaption></figcaption></figure>

* 文件上传完成后，点击确定按钮即可入库，反之认为放弃本次上传。

<div align="left"><figure><img src="/files/5ekkzIYeLZn3dTTnNcF9" alt="" width="563"><figcaption></figcaption></figure></div>

### 素材管理

* 点击操作按钮可查看素材操作项
  * 查看素材详情
  * 复制或者移动到素材库其它文件夹
  * 删除素材
  * 创建广告：选中某个广告素材，然后基于一个产品、订单、广告户及广告组就可以快速创建单图广告。
  * 更新广告：选中某个广告素材，然后更换到任意广告中（仅单图广告）。

    <figure><img src="/files/weCVKhS7C8hUTZk5phbv" alt=""><figcaption></figcaption></figure>


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