4 important dat files in Outlook not applicable for Outlook 2010

4 important dat files in Outlook not applicable for Outlook 2010

Outcmd.dat - This file is usually the problem child and responsible for Outlook not opening/loading.

This file is where Outlook stores all the changes that you make to your toolbar. Whilst this doesn’t seem to be a big issue since you don’t THINK you change your toolbar,

this is where the Adware, Spyware and Virus applications normally hit. This file can become corrupted and the result is that your Outlook doesn’t not to load.

It can be found here :

XP - C:\Documents and Settings\<username>\Local Settings\Application Data\Microsoft\Outlook

Vista - C:\Users\<username>\AppData\Roaming\Microsoft\Outlook

Extend.dat - This file is an internal cache file used by Outlook to store paths to all DLL files used for Outlook extensions

It can be found here :

XP - C:\Documents and Settings\<username>\Application Data\Microsoft\Outlook

Vista - C:\Users\<username>\AppData\Local\Microsoft\Outlook

Frmcache.dat - This file is as an index of the individual forms that have been cached on the computer

It can be found here:

XP - C:\Documents and Settings\<username>\Application Data\Microsoft\Outlook

Vista - C:\Users\<username>\AppData\Local\Microsoft\FORMS

Views.dat - This file may not exist on your computer if you have not created a custom view on your folders.

If you have it can be found here:

XP - C:\Documents and Settings\<username>\Application Data\Microsoft\Outlook

Vista - C:\Users\<username>\AppData\Local\Microsoft\Outlook