How to add Microsoft Excel Application in Windows 7

1. Start
2. Run
3. mmc -32  or DCOMCNFG -32 or dcomcnfg
4. File
5. Add Remove Snap-in
6. Component Services
7. Add
8. OK
9. Console Root
10. Component Services
11. Computers
12. My Computer
13. DCOM Config
14. Microsoft Excel Application

 Step to add:


 

 

Right click and select Properties->Select Identity Tab->Select This user and add the Administrator
 accout and password

 Select Security Tab, Under "Launch and Activation Permissions", Choose "Customize", Click "Edit" button, Add the everyone account and add all the Permissions

 
 Do the same thing in "Access Permissions" and "Configuration Permissions".