You can bulk update projects from the
1) Projects global tab in the ribbon
2) from within the project's tab for a client.
- Select 'All' or check multiple project boxes.
- Select the 'gear' then bulk update.
Update the status, assignee, and target due date. Then, click save.
Bulk Delete:
To bulk delete complete the first two steps as listed above, but click Bulk Delete. Then you will need to confirm at the top of the page.