设置库存跟踪（Shopify 后台）
在查看或调整产品的库存水平之前，您需要为产品设置库存跟踪。设置跟踪后，可查看 90 天的库存历史记录。
步骤：
PC：
在 Shopify 后台中，转到产品。
点击要跟踪的产品的名称。
如果产品有多属性，请点击想要跟踪的多属性。
在库存部分中，勾选跟踪数量。
如果您想允许客户在商品售罄时继续购买，请选中缺货后继续销售。
在数量部分中，输入每个地点的数量信息。
单击保存。
苹果系统：
在 Shopify 应用中，依次转到产品 > 所有产品。
点击想要跟踪的产品。
如果产品有多属性，请点击要编辑的多属性。必须为每个多属性单独设置库存跟踪。
点击库存。
在库存屏幕上，启用跟踪数量。
如果您想允许客户在商品售罄时继续购买，请启用缺货时允许购买。
点击数量，输入您拥有的产品或多属性的单位数量。
点击完成。
点击保存。
点击产品名称以返回其详情页。
安卓系统：
在 Shopify 应用中，依次转到产品 > 所有产品。
点击想要跟踪的产品。
如果产品有多属性，请点击要编辑的多属性。必须为每个多属性单独设置库存跟踪。
点击库存。
在库存屏幕上，启用跟踪数量。
如果您想允许客户在商品售罄时继续购买，请启用缺货时允许购买。
在数量中，输入您拥有的产品或多属性的单位数量，然后点击
✓。轻触
✓。点击后退箭头返回到产品详情页。
注意
如果您使用的是 Shopify POS，当库存变为 0 和负数时，您仍然可以继续销售产品。这是因为 Shopify POS 应用会假设您在进行当面销售的情况下手里仍然有库存。
如果您要为在线商店添加或编辑多属性，并选择缺货后继续销售，那么当您的库存数量为零或者负数时，您仍然可以继续销售产品。但是，如果您因不想销售已售罄的产品而取消选择此选项，那么客户将无法购买该产品。
Shopify商户官网原文详情：
Set up inventory tracking (Shopify admin)
Before you can view or adjust inventory levels for a product, you need to set up inventory tracking for the product. After tracking is set up, an inventory adjustment history is available for 90 days.
Steps:
PC：
From your Shopify admin, go to Products.
Click the name of the product that you want to track.
If the product has variants, then click the variant that you want to track.
In the Inventory section, check Track quantity.
If you want to allow customers to purchase the item when it's out of stock, then check Continue selling when out of stock.
In the Quantity section, enter the quantity information for each location.
Click Save.
iPhone：
From the Shopify app, go to Products > All products.
Tap the product that you want to track.
If the product has variants, then tap the variant that you want to edit. You'll have to set inventory tracking for each variant individually.
Tap Inventory.
On the inventory screen, enable Track quantity.
If you want to allow customers to purchase the item when it's out of stock, then enable Allow purchase when out of stock.
Tap Quantity, and then enter the number of units that you have for the product or variant.
Tap Done.
Tap Save.
Tap the name of the product to return to its details screen.
Android：
From the Shopify app, go to Products > All products.
Tap the product that you want to track.
If the product has variants, then tap the variant that you want to edit. You'll have to set inventory tracking for each variant individually.
Tap Inventory.
On the Inventory screen, enable Track quantity.
If you want to allow customers to purchase the item when it's out of stock, then enable Allow purchase when out of stock.
In Quantity, enter the number of units that you have for the product or variant, then tap
✓.Tap
✓.Tap the back arrow to return to the product details screen.
文章内容来源：Shopify商户官方网站
