How to Fix Error 0X800B0101 on Windows 10

Other faults that users of Windows 10 are found are the error 0x800b0101, especially when they try to install a pending update via the standalone installer. Windows Update or when they try to install a different Windows component through Windows Installer. This issue appears to be restricted to Windows 10.

After investigating this particular issue in detail, it turns out that there are several different underlying causes that are known to cause this particular error on Windows 10. Here is a list of possible culprits:

• Wrong date and time: It turns out that if your system has date and time values ​​that are far from the equivalents expected by the security certificate, you may see this error when you end the connection to the server. To resolve this issue, you need to change your system's date and time values ​​to the correct ones.
• Running SFC and DISM scans: - System file corruption is also known to trigger this particular error, especially if you are experiencing this error code with every pending Windows update you try to install. In this case, you can fix the issue by running SFC and DISM scans and applying the recommended fixes.
• Missing update requirements: According to some affected users, you can also expect to see this error code in situations where you are trying to install a pending update for System Center Configuration Manager when a couple of update requirements are missing. In this case, installing the missing updates first (via the Windows Update Catalog) should fix the issue for you.
• AccountRight Installer Incorrect: In case you only see this error when trying to install or update AccountRight, it is likely that you are dealing with a bad installation package. In this case, downloading the patched installer should fix the problem for you.

How to fix error 0x800b0101

Now you have a clearer idea of ​​what all the possible causes of the error code are. 0x800b0101Here is a list of potential solutions that other affected users have successfully applied to get to the bottom of this problem:

1.- Change the date and time to correct the values.

As the error message indicates, this failure is likely due to a security certificate that cannot be validated by WU because the time or date (or both) are too far from the values ​​expected by the validation server.

There are not many conditions that you (as a visitor) must meet in order to download pending Windows Updates, but passing the timestamp verification is one of them.

Go ahead and check if your system date and time are not off by days (months or years).

If so, here's a quick guide on how to make sure you're using the correct date and time:

• Press the key Windows + R to open a Run dialog box. Then type the command timedate.cpl and press Log in to open the panel Date and Time.
• When you manage to be inside the window Date and Time, go to the tab Internet time and click Change settings. At the time you are asked for the UAC (User Account Control), click Yes to grant administrator access.

• Within the configuration of Internet time, check the box associated with Synchronize with an Internet time server, configure the server en time.windows.com and click Update now.
• Go to the tab Date and Time, Click on Change time zone and make sure you are using the correct one. Next, you need to click on Change date and time and make sure the date is selected correctly.

• Restart your computer and see if the problem has been resolved by repeating the action that previously triggered 0x800b0101.

If you encounter the same error when trying to use the Windows Update standalone installer, try the following potential solution below.

2.- Run SFC and DISM scans

Since the problem is most likely related to some kind of corruption affecting Windows Update or Windows Installer, one of the troubleshooting solutions you should definitely explore is scanning for corrupted Windows files.

To do this, you will need to run a couple of scans with two built-in utilities: System File Checker (SFC) y Deployment Image Servicing and Management (DISM).

Nota: These two tools share some similarities, but they are not designed to replace each other. We recommend that you run both scans in quick succession to improve your chances of repairing damaged system files.

You should start with a simple SFC scan.

Nota: This tool is completely local, so you will not be required to be actively connected to the Internet.

Important: Once you start this procedure, it is very important not to close the window. CMD even if the utility seems to have frozen. Wait until the process is completed because interrupting the operation could cause logical errors on your HDD/ SSD.

• After the SFC scan has completed successfully, restart your computer and see if the problem is resolved once the next computer startup completes by attempting to perform the action that previously triggered the 0x800b0101 error.
• If you still get the same error when you do this, performs a DISM scan and follow the on-screen instructions to complete the operation.

Nota: Unlike SFC, this tool uses a subcomponent of Windows Update to download healthy equivalents to replace the damaged system files. Because of this, you should make sure that you have Internet trustworthy before starting this operation. 

• Once the DISM scan has completed successfully, restart your computer again and check if the  error 0x800b0101 is now fixed.

In case you are still facing the same problem, feel free to try the following potential solution explained below.

3.- Use the Windows Update Catalog (if applicable)

If you see this error when trying to install a pending update for System Center Configuration Manager, the 0x800b0101 error is most likely due to missing some critical updates that need to be installed first: update KB2756872 y KB2749655.

If this scenario is applicable to your particular case, follow the instructions below to use the Microsoft Update Catalog to download and install the required updates first (before installing the System Center Configuration Manager update).

If you are looking for step-by-step instructions on how to do this, follow the instructions below:

• Access the page Microsoft Update Catalog Official on the affected machine from the browser of your choice.
• Next, you need to use the search function (on the right) to search for the update KB2756872 and press where it says Log in to generate the results.

• Once the results appear, identify the version that is compatible with your Windows build by looking at the OS architecture and Windows version.

Nota: If you don't know the architecture of your operating system, right-click on This PC at the File Browser  and select Properties in the context menu. Then, in the list of results, look for the type of system  and check the bit version of your operating system.

• After deciding on the correct update you need to install on your computer, click the button Download and wait for the process to complete.
• When the download is complete, navigate to the location where the update was downloaded, right-click the .inf file, and select Install.
• Follow the on-screen instructions to complete the installation, then repeat steps 2 through 5 with the remaining update (KB2749655) /
• After each pending update has been successfully installed, restart your machine before finally installing the failing System Center Configuration Manager Windows update.

If this particular scenario was not applicable to your particular situation, please try the next potential solution below.

4.- Download the latest version of AccountRight (if applicable)

If you encounter error 0x800b0101 while trying to update or install AccountRight, the problem is almost certainly caused by a poorly written security certificate that was attached to the version of the app available for download.

This is due to a mistake by the AccountRight developers who assigned a one-year expiration date. Fortunately, the issue has since been fixed, so the problem can be addressed by simply downloading the patched version of AccountRight.

If you find yourself in this particular scenario, please follow the instructions below to download and install the correct version of AccountRight:

• Open your default browser and visit this link here to download the Patched version of AccountRight installer.
• Once the download is complete, you have to right click on it and select where it says Run as administrator. This is essential as the installation needs administrator access to complete without errors.
• In the first installation message, check the box associated with  I accept the license agreement and terms of use, then click Install and follow the remaining instructions.
• Once the installation is complete, restart your computer and open the application once the next startup is complete, and complete the installation of any remaining updates.

I'm sure that with these methods you will be able to put an end to this error. If you know of another potential solution, please share it with us. Thank you for visiting us, see you in our next post.