This article is helpful for merchants who are new to creating SKUs or who have inconsistent SKUs.
Individual:
Start from your Active Listings page in eBay
Click into the listing that you need to edit
Click Revise Your Item
Edit the Custom Label (SKU) field
Select "Update Listings" located at the bottom of the page
Bulk:
Start from your Active Listings page in eBay
Make sure you have the Custom Label (SKU) column visible
If it is NOT visible, go to Customize, then add Custom Label (SKU)
Click in each cell to add your SKU
Once SKU has been added, select Save
Individual:
Start from your products page in Shopify
Locate the product that needs editing
Click on the product name to edit the product information
Under inventory, you should see a SKU field
Add/Edit the SKU field
Save your changes
Bulk:
Start from your products page in Shopify
Select the export button, to export your products to a CSV file
Open the downloaded file
Add/Edit the SKU column
Save the changes
Import the file back into Shopify
Individual:
Start from your Listings Page
Locate the product you need to edit
Click on the product name to edit the product information
Under Inventory and Pricing, you should see the SKU field
Add or Edit the SKU
To save changes, hit Publish
Bulk:
Not Available
Individual:
Start from your products page in BigCommerce
Locate the product that needs to be edited
Click on the product name to edit the product information
Under summary, you should see the Product code/SKU field
Add/Edit the Product code/SKU field
Save changes
Bulk:
Start from your Products page in Shopify
Select the export button, to export your products to a CSV file
Open the downloaded file
Add/Edit the SKU column
Save the changes
Import the file back into Shopify
Individual:
Start from your products page in Woocommerce
Locate the product that needs to be edited
Click on "Quick Edit" underneath the product name
Add/Edit the "SKU" field
To save changes, hit update
Bulk:
Not Available