To modify the item master through bulk update in BUSY, follow these steps:
Step 1: Take the latest backup of your data.
Step 2: Go to administration section then click on bulk updation option.
Step 3: Choose the multiple item creation/modification then click on modify existing master then Key field as Name if you want to change alias or select Key field as Alias if you to change name.
Step 4: Here, click on Select Fields and choose the name or alias, item group field etc.
Step 5: Now, Load Master and update the changes in the relevant column then save.