In your Windows based computer, you may get many errors time to time while you try to access some specific services or components. While you try to update the Windows using automatic update service, you may get Windows update error 0x800700E7. Occurring of the update error 0x800700E7 in Windows happens mainly due to incorrect registry entries or due to improper communication between the computer and the automatic update service. This error issue may lead you to some very devastating stage in your computer like severe data loss, automatic shutdown or slow computer performance. In this situation, you should go through the troubleshooting methods given in this article. For automatic fixing, you can download and install Advanced System Repair tool in the computer.