Win 7 Service Pack 1

Hello

I recently installed WIN 7 on a Dell Lap top E7240 is there a particular windows update to go for in regards to solve my issue , which is:

After installing Symantec Endpoint Encryption 8.2.1 the Samsung SSD SM841N M SATA SCSI drive is not being seen in order to encrypt. What if any is the Win 7 Update to go for if applicable in order for the partitions to encrypt via SEE?