Sorry, I was wrong. Pst not equals to ppt. :D http://support.microsoft.com/kb/896515 You can create a custom adm file for this registry value. :) -- Otto Horvath [MS MVP - Group Policy] On Mon, Mar 3, 2008 at 1:42 AM, FlowMaN <flowman@xxxxxxxxx> wrote: > If you want to block PowerPoint, it is easier to block the program itself > with "Software Restriction Policy". > > -- > Otto Horvath > [MS MVP - Group Policy] > > On Mon, Mar 3, 2008 at 12:33 AM, Bill Batte <bbatte@xxxxxxxxx> wrote: > > > Through group policy how can I disable the use of any pst file. > > > > * Bill Batte > > Student Loan Guarantee Foundation of Arkansas > > Information Systems & Security Administrator > > (501) 688-7663 > > bbatte@xxxxxxxxx* > > ** > > Confidentiality Notice > > This communication from > > *Student Loan Guarantee Foundation of Arkansas (SLGFA) *may contain > > privileged and/or confidential information. It is intended solely for the > > use of the addressee. If you are not the intended recipient, you are > > strictly prohibited from disclosing, copying, distributing or using any of > > this information. If you receive this communication in error, please contact > > the sender immediately and destroy the material in its entirety, whether > > electronic or hard copy. This communication may contain nonpublic personal > > information about consumers subject to the restrictions of the > > Gramm-Leach-Bliley Act. You may not directly or indirectly reuse or > > redisclose such information for any purpose other than to provide the > > services for which you are receiving the information. > > >