Windows 7 SP1 Windows Update stuck checking for updates. This is probably specific to VMs. Increase cores from 1 to something higher. For me this had an immediate and dramatic effect on both CPU activity and RAM usability. Almost lost among the comments between KB hotfixupdate answers, this passing mention in Eugene Ks comment needs an answer in its own right. Serial Crocodile Technology 606 on this page. Note I prepared this as an answer to. Windows Update doesnt work and consumes 1. CPU Win. 7 SP1, which is marked a duplicate of this one though this one doesnt actually mention 1. CPU. I find I am unable to post my answer there as the answer controls are missing, perhaps related to marking it as a duplicate, so this seems the next best place as folks trying to solve the 1. CPU question get given the link here. There are several different issues with Windows Update, which, superficially, all sound the same. Important When you install this update 2919355 from Windows Update, updates 2932046, 2937592, 2938439, 2934018, and 2959977 are included in the installation. If you are in a hurry and dont want Windows to install and configure updates during the current shutdown process, you can follow the steps given below to prevent. For a while now Ive noticed my updates arent actually going anywhere. I have a fair few updates to install now due to this I can find the updates but Windows. Microsoft has admitted that Windows 10 will sometimes shut down thirdparty antivirus software after the OS is updated, but only does so temporarily. The. To be clear this particular question is about Windows Update consuming 1. CPU without anything seeming to happen, and remaining in that state over a long period of time. My Windows 7 VM was in just this state. Task Manager showed 1. CPU being consumed by svchost. Disable Microsoft Windows Install Updates And Shutdown Wonu0027tWindows uses to host and run individual services. By right clicking svchost. Go to service, I was able to see which service was the culprit, and the culprit was wuauserv, the Windows Update Automatic Updates service. I tried turning of IPV6, something suggested among the answers which I thought Id already done on all machines after other issues but it made no difference in this case. I was loth to start picking and choosing KB hotfixes and updates, when there are a number of similar issues with Windows Update Id much prefer it to apply all the updates itself, in the right order, if theres a way to get it in a state where it will do that. I left it for 2. 4hrs and when I looked again it was still at 1. The last one had completed the previous day, over 2. A couple of restarts made no difference it just went straight back to 1. CPU. Turning then to the question of Hyper V, I looked and found where you can configure the number of processors for a VM. The setting is greyed out when the VM is running, so you must shut it down to change the setting. You could also change the same registry key or set Windows 8 to only install updates when you choose to work around this, just on Windows 7. Control Whats Updated. Applies to. Windows 10 Creating a reference image is important because that image serves as the foundation for the devices in your organization. In this topic, you. I have a domain controller with Windows Server 2012 on it. After updates, the server does not reboot immediately. However if I remote into the server I will be. Security updates for all supported versions of Microsoft Windows and other Microsoft products have been released on September 12, 2017. Forums/getfile/265239' alt='Disable Microsoft Windows Install Updates And Shutdown' title='Disable Microsoft Windows Install Updates And Shutdown' />I increased the number of processors from 1 to 2 and saw an immediate change the VM now actually seemed to be doing something. Both CPU and memory usage rose and fell constantly. I also noticed that the VM seemed to be able to utilize more of the memory allocated to it previously, when stuck at 1. CPU, it had been using 2. G out of 4. G bytes of RAM, whereas now, rising and falling, it was using up to 3. G. I shut it down and increased the number of processors again, from 2 to 4, and saw a corresponding increase in the effects a great deal of continuing activity in Task Manager, different in each of the 4 processors, and again, an increase in the amount of memory it could utilize, still rising and falling but now approaching the full 4. G allocated. It seemed to be tearing through the updates now. Disable Microsoft Windows Install Updates And Shutdown' title='Disable Microsoft Windows Install Updates And Shutdown' />And CPU usage, rapidly zigzagging too, was now typically around 2. To recap, there are a number of different problems that can cause Windows Update to hang or run slowly, and Microsoft have published a variety of hotfixes and updates in this general area. So any time this comes up, its quite likey theres more than one contributing factor. In any given case, upping the number of Hyper V processors configured may or may not be the complete answer, but theres no doubt that doing so brings a dramatic improvement in the machines ability to utilize both CPU and RAM.