In the Install or uninstall languages to display window, click Uninstall display languages. Select the languages that are installed but do not correspond to the language that you use on your computer, and then click Next.
After you uninstall the display languages, try installing Windows 7 SP1. Note: If you are asked for an administrator password or confirmation, type the password or provide confirmation. Use System Restore to return your system files and settings to an earlier point in time You can use System Restore to fix Error C or other issues that may prevent Windows 7 SP1 from installing. This tool uses restore points to return the operating system to an earlier point in time, before the problem started.
Note Running system restore removes any programs and updates that you installed after the restore point date. To restore the operating system to an earlier point in time, follow these steps:. Click Start , type system restore in the search box, and then click System Restore in the Programs list.
In the System Restore window, click Next. Select the Show more restore points check box, select the most recent restore point that was created before the problem started, and then click Next. Click Finish. The computer then restarts and System Restore returns your computer to the state that it was in before the restore point that you chose. Note If you are asked for an administrator password or confirmation, type the password or provide confirmation.
Install Windows 7 SP1. For example, an update might not install if a damaged system file prevents the update from recognizing the version of Windows that's running on your computer. If your computer is having problems installing an update or a service pack, download and install the tool, which runs automatically.
Then, try installing the update or service pack again. After the installation completes, click Start , type cmd in the search box, and then click cmd in the Programs list. Restart the System Update Readiness Tool to make sure that there are no more error logs. Want to avail the still-valid free Windows 10 upgrade offer and finally make the move away from Windows 7? We have already shared a very detailed guide to install the latest operating system for free using your existing Windows 7 key.
But, if you do have a valid key but the upgrade still doesn't seem to be working for you, here is how to troubleshoot to see what could be causing the problem for you.
First, head over to this detailed support document that lists every single compatibility block associated with Windows If you're using a VPN connection to connect to a work network, disconnect from the network and turn off the VPN software if applicable and try upgrading again. The error could also mean there isn't enough free space in the System Reserved partition.
You might be able to fix this problem by using third-party software to increase the size of the System Reserved partition. These are generic errors that might appear any time a Windows update fails. You'll need to determine the specific error code to investigate how to best resolve this problem. You can find the error code for the failed update by viewing your update history.
Look for the update that wasn't installed, note the error code, and then contact Microsoft support. Free some space on the drive and try again. Get tips for freeing up drive space. Make sure your machine meets the minimum requirements to install Windows. Disable or remove all 3rd party antivirus or antispyware from your system.
Disconnect all peripheral devices that are connected to the system, except for the mouse, keyboard and display. When you start Windows by using a normal startup, several applications and services start automatically, and then run in the background. These programs include basic system processes, antivirus software, system utility applications, and other software that has been previously installed.
These applications and services can cause interference when you attempt to upgrade to the latest version of Windows To help you determine whether a background program is interfering with the upgrade, a "clean boot" may be needed. There are many reasons why you might receive an error message when upgrading or installing Windows 10, but common errors can be fixed with a few steps that you can do on your own.
Note: An upgrade takes your device from an older version of Windows, such as Windows 7 or Windows 8. To upgrade to Windows 10, you need enough space on your hard drive for the installation to take place. To view how much hard drive space is available on your computer, select the Start button, then in the search box on the taskbar, type File Explorer known as Windows Explorer in Windows 7.
Select the Start button, then in the search box on the taskbar, type device manager. Select the Start button, then in the search box on the taskbar, type command prompt. Learn how. If you continue having problems upgrading or installing Windows 10, contact Microsoft support.
Try repairing your system files: Select the Start button and type command prompt in the search box on the taskbar. Learn more about the minimum requirements for Windows. Select the Start button. Make sure your machine meets the minimum requirements to install Windows Windows 11 Windows 10 More General fixes Here are some things you can try to fix upgrade and installation errors:.
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