Troubleshooting Windows Update Agent

A short guide for troubleshooting Windows Update Agent:

1. Download and execute//install “System Update Readiness Tool (CheckSur)” from https://support.microsoft.com/en-us/kb/947821.
Check the following log for errors C:WindowsLogsCBSCheckSUR.log
2. For any updates that could not be repaired by CheckSur, download the msu-package manually from Microsoft Catalog, http://catalog.update.microsoft.com/v7/site/Home.aspx or from Microsoft Download Center, http://www.microsoft.com/download
3. Create the folder C:WindowsCheckSurpackages if it doesnt already exists and move the downloaded updates there.
4. Execute “System Update Readiness Tool (CheckSur)” again.
5. Install updates from Windows Update.

Remove the BDEDrive partition

MDT creates a partition named BDEDrive when it installs Windows OS. This drive is used with Bitlocker to boot the OS. If Bitlocker never will be used the BDEDrive can be removed using the following procedure:

1. Start an elevated command promt and execute the following command to copy startup files to the C-drive:
bcdboot C:Windows /s C:
2. Set partition C: as active:
diskpart
list disk
select disk 0
list part
select part 1
active part
3. Reboot the computer:
shutdown -r -t 0
4. Delete the BCD Drive:
diskpart
list disk
select disk 0
list part
select part 2
delete part

There is a more indepth explanation at the following site:
http://aikitsupport.com/bde-drive-removal/