Help! Encarta 2008

[ravi237]

I am using windows vista home edition.I recently bought Microsoft student with encarta.While installing it I get the following
error
"findste.cab has an invalid digital signature"
After reading some of the forums I tried this

"""""""""1. Click Start, click Run, type Services.msc -s, and then click OK.
2. Scroll down to Remote Procedure Call (RPC).a. Verify that the Status is Started.
b. Verify that the Startup Type is Automatic.

3. For the following commands, click Start, click Run, type the command, and then click OK.• regsvr32 softpub.dll
• regsvr32 wintrust.dll
• regsvr32 initpki.dll
• regsvr32 dssenh.dll
• regsvr32 rsaenh.dll
• regsvr32 gpkcsp.dll
• regsvr32 slbcsp.dll
• regsvr32 cryptdlg.dll

4. Restart the computer. """"""""""""


But still I am not able to install encarta.Please help me.

[uroojimdad]

I am using windows vista home edition.I recently bought Microsoft student with encarta 2009.While installing it I get the following
error
"findste.cab has an invalid digital signature"
After reading some of the forums I tried this

"""""""""1. Click Start, click Run, type Services.msc -s, and then click OK.
2. Scroll down to Remote Procedure Call (RPC).a. Verify that the Status is Started.
b. Verify that the Startup Type is Automatic.

3. For the following commands, click Start, click Run, type the command, and then click OK.• regsvr32 softpub.dll
• regsvr32 wintrust.dll
• regsvr32 initpki.dll
• regsvr32 dssenh.dll
• regsvr32 rsaenh.dll
• regsvr32 gpkcsp.dll
• regsvr32 slbcsp.dll
• regsvr32 cryptdlg.dll

4. Restart the computer. """"""""""""


But still I am not able to install encarta.Please help me.

Please help!!!!!!