When updating software or an operating system, encountering errors related to unsigned or improperly signed update files can be a cause for concern. One such error message you may come across is “Some update files aren’t signed correctly.” This issue can potentially disrupt the update process and leave your system vulnerable. In this guide, we’ll explore the common causes behind the “Some update files aren’t signed correctly” error and provide you with practical steps to fix it, ensuring your software or operating system updates proceed smoothly and securely.

- Fix Some Update Files aren’t signed correctly
- Method 1: Run Windows Update Troubleshooter
- Method 2: Run SFC
- Method 3: Run DISM (Deployment Image Servicing and Management)
- Method 4: Registry Fix
Fix Some Update Files aren’t signed correctly
The error message says “Some update files aren’t signed correctly. Error code: (0x800b0109)” which means you won’t be able to update your Windows because of this error. So let’s see how to actually resolve the error “Some Update Files aren’t signed correctly” with the help of below-listed troubleshooting guide.
Make sure to create a restore point just in case something goes wrong.
Method 1: Run Windows Update Troubleshooter
- In control panel search Troubleshooting in the Search Bar on the top right side and click on Troubleshooting.

Next, from the left window, pane select View all.
Then from the Troubleshoot computer problems list select Windows Update.

- Follow on-screen instructions and let the Windows Update Troubleshoot run.

- Restart your PC and see if you can Fix Some Update Files aren’t signed correctly while updating Windows 10.
Method 2: Run SFC
- Open Command Prompt . The user can perform this step by searching for ‘cmd’ and then press Enter.

- Now type the following in the cmd and hit enter:
Sfc /scannow
sfc /scannow /offbootdir=c:\ /offwindir=c:\windows (If above fails then try this one)

- Wait for the above process to finish and once done, restart your PC.
Method 3: Run DISM(Deployment Image Servicing and Management)
- Open Command Prompt . The user can perform this step by searching for ‘cmd’ and then press Enter.

- Type the following command in cmd and hit enter after each one:
Dism /Online /Cleanup-Image /CheckHealth
Dism /Online /Cleanup-Image /ScanHealth
Dism /Online /Cleanup-Image /RestoreHealth

Let the DISM command run and wait for it to finish.
If the above command doesn’t work, then try on the below:
Dism /Image:C:\offline /Cleanup-Image /RestoreHealth /Source:c:\test\mount\windows
Dism /Online /Cleanup-Image /RestoreHealth /Source:c:\test\mount\windows /LimitAccess
Note: Replace the C:\RepairSource\Windows with your repair source (Windows Installation or Recovery Disc).
- Reboot your PC to save changes and see if you’re able to Fix Some Update Files aren’t signed correctly while trying to update Windows 10, if not then continue to the next method.
Method 4: Registry Fix
Backup Registry before moving forward, just in case something goes wrong you could easily restore the registry.
- Press Windows Key + R then type regedit and hit Enter to open Registry Editor.

- Navigate to the following registry key:
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate
- Right-click on WindowsUpdate key and select Delete.

- Close Registry Editor and again press Windows Key + R then type services.msc and hit Enter.

- Find Windows Update and Background Intelligent Transfer Service in the list. Then right-click on each of them and select Restart.

This would restart Windows Update and Background Intelligent Transfer Service.
Again try to update your Windows, if it still fails, then reboot your PC and update Windows.
Recommended:
- Fix Windows 10 Update Error 0x8007042c
- Fix Windows Cannot Connect to the Printer
- How To Fix Error 0X80010108 In Windows 10
- Fix Windows Update Error 0x800706d9
That’s it you have successfully Fix Some Update Files aren’t signed correctly while updating Windows 10 to latest build but if you still have any questions regarding this post feel free to ask them in the comment’s section.
Fix Windows Cannot Connect to the Printer: If you are connected to a local network which shares a printer, it may be possible you may receive the error message “ Windows cannot connect to the printer. Operation failed with error 0x000000XX ” while trying to add the shared printer to your computer using Add Printer feature. This issue occurs because, after the printer is installed, Windows 10 or Windows 7 incorrectly looks for the Mscms.dll file in a subfolder different than the windows\system32 subfolder.

Now there is alreadya Microsoft hotfix for this issue but it doesn’t seem to work for many users. So without wasting any time let’s see how to actually Fix Windows Cannot Connect to the Printer on Windows 10 with the below-listed troubleshooting guide.
Note: You could try the Microsoft hotfix first, just in case if this work for you then you will save a lot of time.
- Windows Cannot Connect to the Printer [SOLVED]
- Method 1: Copy the mscms.dll
- Method 2: Create A New Local Port
- Method 3: Restart Print Spooler Service
- Method 4: Delete Incompatible Printer Drivers
- Method 5: Registry Fix
Windows Cannot Connect to the Printer [SOLVED]
Make sure to create a restore point just in case something goes wrong.
Method 1: Copy the mscms.dll
1.Navigate to the following folder: C:\Windows\system32\
2.Find the mscms.dll in the above directory and right-click then select copy.

3.Now paste the above file in the following location according to your PC architecture:
C:\windows\system32\spool\drivers\x64\3\ (For 64-bit) C:\windows\system32\spool\drivers\w32x86\3\ (For 32-bit)
4.Reboot your PC to save changes and again try to connect to the remote printer again.
This should help you Fix Windows Cannot Connect to the Printer issue, if not then continue.
Method 2: Create A New Local Port
1.Press Windows Key + X then select Control Panel.

2.Now click Hardware and Sound then click on Devices and Printers.

3.Click Add a printer from the top menu.

4.If you don’t see you printer listed click the link which says “ The printer that I want isn’t listed. “

5.From the next screen select “ Add a local printer or network printer with manual settings ” and click Next.

6.Select Create a new port and then from type of port drop-down select Local Port and then click Next.

7.Type the printer’s address in Printers port name field in the following format:
\IP address or the Computer Name\Printers Name
For example \192.168.1.120\HP LaserJet Pro M1136

8.Now click OK and then click Next.
9.Follow on-screen instructions to finish the process.
Method 3: Restart Print Spooler Service
1.Press Windows Key + R then type services.msc and hit Enter.

2.Find Print Spooler service in the list and double-click on it.
3.Make sure the Startup type is set to Automatic and the service is running, then click on Stop and then again click on start in order to restart the service.

4.Click Apply followed by OK.
5.After that, again try to add the printer and see if the you’re able to Fix Windows Cannot Connect to the Printer issue.
Method 4: Delete Incompatible Printer Drivers
1.Press Windows key + R then type printmanagement.msc and hit Enter.
2.From the left pane, click All Drivers.

3.Now in the right window pane, right-click on the printer driver and click Delete.
4.If you see more than one printer driver names, repeat the above steps.
- Again try to add the printer and install its drivers. See if you are able to Fix Windows Cannot Connect to the Printer issue, if not then continue with the next method.
Method 5: Registry Fix
1.First, you need to stop Printer Spooler service (Refer to method 3).
2.Press Windows Key + R then type regedit and hit Enter to open Registry Editor.

3.Navigate to the following registry key:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Print\Providers\Client Side Rendering Print Provider
4.Now right-click on Client Side Rendering Print Provider and select Delete.

5.Now again start Printer Spooler service and reboot your PC to save changes.
- Fix Windows 10 Update Error 0x8007042c
- Fix Windows Update Error 0x80010108
- How To Fix Error 0X80010108 In Windows 10
- Fix Windows Update Error 0x800706d9
That’s it you have successfully Fix Windows Cannot Connect to the Printer issue but if you still have any questions regarding this article then feel free to ask them in comment’s section.