Yes, you can use the Bulk Upload feature to bulk update Assets. See this article for how to do bulk update using the Bulk Upload feature.

Alternatively, if you would like to remain in the platform, enter the “table” view in the overview section of your People, Assets or Agreements. Once in table view, click the “edit” icon which appears when you hover over the field you want to edit. On the right hand side of your screen a side edit screen will slide out. Easily and quickly edit fields from here.

Related topics:

How can I use the Bulk Upload feature to bulk update Assets?

What is the easiest way to edit fields within Setyl, without having to export my data?