why i can't change inventory manually?? and shopify chat, email and phone are not working?

Retired Boards Appdev Fulfillment Api
1

why i can’t change inventory manually?? and shopify chat, email and phone are not working?

2

Are you trying to change the inventory via API eg with: https://shopify.dev/docs/api/admin-graphql/2024-01/mutations/inventoryItemUpdate