Collaborate editing in Excel by multiple users concurrently in SharePoint 2010

The Excel webapp(Edit in the browser) is the only the procedure to do collaborate editing in Excel by  multiple users concurrently.

Steps:

1.       Choose the file to update

2.       Tick the “Type” field

3.       “Edit in browser”

4.       Update fields

5.       Click on Folder>Test File

6.       Go back to sheet to ensure update is there

References:

http://office.microsoft.com/en-us/excel-help/about-shared-workbooks-HP005262294.aspx
http://www.kraftkennedy.com/blog/bid/102003/Simultaneous-Editing-in-Office-2010-Web-Apps-Only-in-Excel
http://blogs.office.com/b/microsoft-excel/archive/2010/01/21/collaborative-editing-using-excel-web-app.aspx