Windows Update error 800736CC


If you receive Windows Update error 800736CC while installing updates, it's usually because the update content isn't valid and could be corrupted. This most likely is the result of a disk error. To resolve the problem, follow the steps in the sections below: check for disk errors first, and then remove the temporary update files that Windows uses to identify updates for your computer. To remove the temporary files, stop the Windows Update service, delete the temporary update files, restart the Windows Update service, and then try to check for Windows updates again.

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To check for disk errors

You must be logged on as an administrator to perform these steps.

  1. Open Computer by clicking the Start button Picture of the Start button, and then clicking Computer.

  2. Right-click the hard disk that Windows is installed on (usually drive C), and then click Properties. The drive that Windows is installed on displays the Windows icon.

  3. Click the Tools tab, and then, under Error-checking, click Check Now. Administrator permission required If you're prompted for an administrator password or confirmation, type the password or provide confirmation.

  4. Select both the Automatically fix file system errors check box and the Scan for and attempt recovery of bad sectors check box, and then click Start.

  5. Depending upon the size of your hard disk, this may take several minutes. If you're prompted to reschedule the disk check for the next time you restart your computer, close all programs and restart your computer before proceeding to the next steps.

Note

  • For best results, don't use your computer for any other tasks while it's checking for errors.

To stop the Windows Update service

You must be logged on as an administrator to perform these steps.

  1. Open Administrative Tools by clicking the Start button Picture of the Start button, and then clicking Control Panel. In the search box, type administrative tools, and then click Administrative Tools.

  2. Double-click Services. Administrator permission required If you're prompted for an administrator password or confirmation, type the password or provide confirmation.

  3. Right-click the Windows Update service, and then click Stop.

To delete temporary update files

  1. Open Computer by clicking the Start button Picture of the Start button, and then clicking Computer.

  2. Double-click the local hard disk where Windows is installed (usually drive C).

  3. Double-click the Windows folder, and then double-click the SoftwareDistribution folder.

  4. Double-click the DataStore folder to open it, and then delete all files and folders in the folder. Administrator permission required If you're prompted for an administrator password or confirmation, type the password or provide confirmation.

  5. Click the Back button. In the SoftwareDistribution folder, double-click the Download folder to open it, and then delete all files in the folder. Administrator permission required If you're prompted for an administrator password or confirmation, type the password or provide confirmation.

To restart the Windows Update service

You must be logged on as an administrator to perform these steps.

  1. Open Administrative Tools by clicking the Start button Picture of the Start button, and then clicking Control Panel. In the search box, type administrative tools, and then click Administrative Tools.

  2. Double-click Services. Administrator permission required If you're prompted for an administrator password or confirmation, type the password or provide confirmation.

  3. Right-click the Windows Update service, and then click Start.

If the problem persists after you have followed the steps above, see this Knowledge Base article on the Microsoft Help and Support website, or go to the Microsoft Update Solution Center website to request support by e‑mail.

Deleting temporary update files will help solve the problem, but it will also delete the history in Windows Update. You can still see which updates are installed on your computer by going to Installed Updates.

To see which updates are installed on the computer

  • Open Installed Updates by clicking the Start button Picture of the Start button, clicking Control Panel, clicking Programs, and then, under Programs and Features, clicking View installed updates.

Error codes this applies to:

  • WindowsUpdate_800736CC

  • 800736CC