As you know, Windows 10 has a complicated mechanism for Activation which helps in the verification of a genuine copy of Windows 10. However, there are times when you might encounter some errors during the activation process. One of these errors is the error code 0xc000f074. This kind of error could be due to the Key Management Service or KMS which is unreachable by the client computer or if the key used in the SLSetAuthenticationData function call is incorrect.
This kind of error mostly affects surfaces on computers that are upgraded from either Windows 7 or Windows 8.1 to Windows 10. In such cases, you may encounter any of the following error messages:
“Windows is unable to reach your company’s activation service. Please connect to your corporate network. If you are connected and continue to see the error, contact your system administrator. You can also click on the error detail to find the exact error. Error code: 0xC004F074.”
Error: 0xC004F074 The Software Licensing Service reported that the computer could not be activated. No Key Management Service (KMS) could be contacted.
Please see the Application Event Log for additional information.”
“Error 0xC004F074, SL_E_AUTHN_MISMATCHED_KEY, The Software Licensing Service reported that the key is mismatched.”
To fix the Windows 10 Activation error 0xC004F078, you have to use the correct key for your type of Windows copy or use Command Prompt to reinstall the key or you could also try running the Activation troubleshooter.
The first thing you can do to resolve the Activation error code 0xc000f074 is to run the Windows 10 Activation Troubleshooter. To do so, follow these steps:
The Windows 10 Activation Troubleshooter will determine if your license key is a valid Windows 10 digital license for an edition that is not currently installed. If it turns out that it’s not, then the troubleshooter will show you how to install the correct edition.
If the Windows Activation troubleshooter wasn’t able to resolve the error, then you can try using the correct key for your type of Windows version. All you have to do so is check the type of your Windows copy if it’s OEM, retail, or volume. And make sure that you have the correct, valid product key for your operating system.
If you’re at your wits’ end in trying to upgrade your computer, you should consider contacting Microsoft Support for help as they can offer you various options that would make fixing Windows Activation error code 0xc000f074 a lot easier and faster.
powercfg /SETDCVALUEINDEX SCHEME_CURRENT SUB_NONE CONSOLELOCK 0press ENTER
powercfg /SETACVALUEINDEX SCHEME_CURRENT SUB_NONE CONSOLELOCK 0press ENTER And you are done! Next time when you open your laptop from sleep you will no longer need to type in the password.
del /f %windir%logscbs*.log
Code 39 is a device driver error code that pops up when the Windows operating system cannot load the driver for the hardware you want to use.
This hampers your ability to use the hardware properly. The error code is almost always presented in the following format:
“Windows cannot load the device driver for this hardware. The driver may be corrupted or missing.” Code 39
A device driver is a software program that tells the operating system how to control a particular hardware device. Each hardware device has a different driver.
There are separate device drivers for printers, CD-ROM readers, and keyboards, to name a few.
Many device drivers are already built into the operating system. But sometimes you will need to install a new device driver when you want to use a new piece of hardware device that the operating system is not familiar with, or does not anticipate.
Regardless of whether or not the drivers are already integrated into the operating system, you may still experience code 39, typically because of the corrupted or outdated drivers.
Outdated and corrupted drivers cause hardware malfunction and failure, which trigger device driver error codes like code 39. Other causes include incorrect registry values.
Below are some of the easiest and most effective methods to resolve Device Manager error code 39 on your PC.
To follow and implement these methods, you don’t require any technical knowledge or expertise. Simply follow these instructions to fix the error right away.
There is a possibility that the error code 39 is caused by some fluke within the Device Manager or your BIOS.
If that’s the reason, then a simple PC reboot can resolve the issue immediately. Therefore, before you try anything, it is advisable to restart your system.
If it works, then that is great, but if it doesn’t, then don’t worry, try other methods given below to fix this problem successfully.
If the error code 39 is generated due to faulty or outdated drivers, then simply uninstall and remove them and then reinstall new driver versions. There are two ways to remove faulty drivers.
This method, although effective in resolving error code 39, can be time-consuming. To avoid the hassle and save time, try method 3.
Method 3 - Update Drivers Automatically with DRIVERFIXIf you would like to read more helpful articles and tips about various software and hardware visit errortools.com daily.
Windows 10 error code 0x80072EE2 usually occurs as a result of a disruption during the upgrade process when users attempt to upgrade their operating system using Windows Update. The disruption may be caused by a loss of Internet connection. Error code 0x80072EE2 may also occur due to problems related to one’s firewall. Common symptoms of this error code include the following:
Upgrade error codes like error code 0x80072EE2 usually occur when disruptions or problems related to system files, or third-party apps prevent Windows Update from completing an upgrade. In the case of error code 0x80072EE2, the most likely cause is a bad Internet connection.
Windows 10 error codes are numerous and so are the solutions to fixing these problems. In most cases, Windows users have access to several manual repair solutions depending on the error code present on their device. These manual repair methods are usually easy to implement, with the exception of a few solutions that require technical knowledge and skills. In such cases, you may need to consider using an effective automated tool or you may contact a Windows repair technician to assist you.
In terms of error code 0x80072EE2, however, no technical skills are required. Manual repair solutions for this error code involve checking and troubleshoot network problems if your connection was disrupted. Also, you may need to check your firewall settings and disable it temporarily to verify whether or not your firewall is preventing you from accessing the upgrade. Further details are provided below.
If for whatever reason you lost Internet connection while attempting to upgrade your operating system via Windows Update, your upgrade will time out and error code 0x80072EE2 in Windows 10 may occur. For this reason, it is important for you to check your connection once you notice the presence of error code 0x80072EE2 on your device.
There are many ways you can verify your Internet connection but one of the simplest ways is to first open your preferred Internet browser and type the web address of a site you normally visit. Once you are able to access the website, you will know for sure that your connection is not an issue. Simply restart your PC and reattempt the upgrade.
If you are unable to complete the upgrade process, however, this simply means that there is another issue causing error code 0x80072EE2 to occur. Proceed to the next manual repair method. This method may also apply if you were unable to connect to the Internet.
Though you may be able to access a website or open your Internet browser, there may be other issues affecting your network that are causing the error code to occur. To verify for certain whether or not the issue causing error code 0x80072EE2 in Windows 10 is related to your network, troubleshoot your network using the Network Troubleshooter tool found on your PC.
Once the issue has been resolved, it is time to verify if the error code is fixed. Open Windows Update then select the option which enables you to access the latest upgrades to your machine. Wait to see if the error code reoccurs or if you can now access the upgrade to your operating system. If the error code reoccurs, move to the next manual repair method.
Another issue that may be causing an error code to occur is your firewall. To verify if your firewall is preventing you from accessing the upgrade, disable your firewall. If you are using third-party security software, simply open the security app and check its firewall settings. Select disable or turn off the firewall.
Restart your computer, then open Windows Update to reattempt to upgrade your device. If this proves successful, you will be able to access the upgrade. Error code 0x80072EE2 in Windows 10 will no longer be present.
If you wish to always have at your disposal a utility tool to fix these Windows 10 and other related issues when they do arise, download and install a powerful automated tool.
You might encounter other error messages such as error code 42.
"Windows cannot start this hardware device because its configuration information (in the registry) is incomplete or damaged. To fix this problem you should uninstall and then reinstall the hardware device. (Code 19)"
"Windows cannot start this hardware device because its configuration information (in the registry) is incomplete or damaged. To fix this problem you can first try running a Troubleshooting Wizard. If that does not work, you should uninstall and then reinstall the hardware device. (Code 19)"