There are several update options available:
Change Controlled Status - Sets the "controlled" value for the selected items to "controlled" or "not controlled"
Change Fees - Allows applying fees to the selected items
Change Next Due - Changes the default "next due" value for the selected items
Change Print on Invoice Status - Sets the "print on invoice" value (which determines whether the items appears on the printed version of the invoice or estimate) for the selected items to "yes" or "no"
Create Action - Allows creating actions for the selected items (see Working with Actions for more information about actions)
Increase Price - Allows for increasing existing prices on items by a specified percentage
Remove Action - Allows removing actions for the selected items
Set Price - Allows for setting the price of the selected items
To apply an update:
Click on Inventory
Click on "bulk update"
Select whether to apply the update to specific inventory items or categories of items
Select the applicable items or categories that the update should apply to
Select the update to apply
Complete the additional fields that appear
Click update