KB3156421 Failed to Install: Fixing KB3156421/KB3156387 Cumulative Update Installation Failure
31 August 2023 Senior Program Developer
Summary
Troubleshoot installation failures of cumulative update KB3156421 or KB3156387 for Windows systems with effective methods provided in this article.
Table of contents
Since Microsoft released cumulative update KB3156421 and KB3156387, many users may have tried to download and install it. However, not all users were able to successfully update and install. For example, in the picture below, there are some prompts about problems with the installation and updates: “Windows 10 Version 1511 cumulative update for x64-based systems (KB3156421) – error 0x8000fff”, there are many reasons for the 0x8000fff error, which can beclick here check the details.
The reason for the failure of the cumulative update KB3156421 and KB3156387 installation may be a temporary failure, and the normal update installation may be restored after several attempts; but some operations have always failed, and at the same time will cause the computer to restart continuously and so on. In fact, regarding the failure of cumulative update installation, the official has not yet announced a special solution. Therefore, uninstalling or hiding cumulative update updates is probably the most reasonable approach.
In order to avoid data loss caused by repairing faults, before solving this problem, we can use professional data backup tools to back up the system and data. We recommend you to use Renee Becca to back up system data.
Renee Becca It is a tool specially used for system/hard disk data backup and restoration. It can help you back up and restore important data in your computer, such as programs, system configuration, emails, photos, videos, documents, bookmarks, etc. It adopts the leading incremental/differential backup technology, which can save you more time and disk space. In addition to supporting system backup, it also supports partition backup, hard disk backup, file backup, and disk cloning to meet your needs. need.
Renee Becca - Reliable Data Backup & Restore Software
Quick Backup files at up to 3,000MB/min.
Fullfill different backup needs Supports system backup, disk / partition backup, file backup and disk clone.
Intelligent Automatically analyze the differences between source and backup data.
Convenient Support VSS, allowing to freely view webpages when backing up system.
Highly compatible Supports various files and storage devices.
Quick Backup files at up to 3,000MB/min.
Fullfill different backup needs Backup for disk, partition and system. Save disk space by backing up incremental /differential data.
Highly compatible Supports various files and storage devices.
Step 1: Download, install and run Renee Becca on the computer, and select the (System Backup) option in the main interface (Backup) column. If you only need to back up individual important data, you can also choose the (file backup) function.
Step 2: Next, select the source file (device) and the destination, the source file (device) generally selects the system partition by default, and the destination can choose the location where you want to save the system backup. If you need to back up the system regularly, you can set a daily/weekly/monthly automatic backup plan and the time to start the backup in (Task Scheduler), click (OK) to start the automatic backup function.
Then in (Backup Scheme), choose the appropriate backup scheme mode according to your personal needs. Renee Becca has 5 backup schemes to choose from, namely version chain mode, single version mode, overall mode, incremental mode and differential mode. Selecting an appropriate backup mode can save storage space.
Renee Becca has 5 backup plans to choose from:
Version chain mode: Only the latest 5 versions are kept, and useless old versions are automatically deleted after the backup is complete.
Single version mode: Only the most recent version is kept, and the previous version is automatically deleted after the backup is complete.
overall pattern: Create a full backup.
Incremental mode: After the initial full backup, only incremental backups are created.
diff mode: After the initial full backup, only differential backups are created. You can view the difference between incremental backup and differential backup.
Version chain mode: Only the latest 5 versions are kept, and useless old versions are automatically deleted after the backup is complete.
Single version mode: Only the most recent version is kept, and the previous version is automatically deleted after the backup is complete.
overall pattern: Create a full backup.
Incremental mode: After the initial full backup, only incremental backups are created.
diff mode: After the initial full backup, only differential backups are created. You can view the difference between incremental backup and differential backup.
Step 3: After all the settings are completed, click (Backup Now) and wait for the system backup to complete.
The above is the method of system backup. After the operation is completed, you can solve the problem through the following methods.
When there is a problem with the Windows cumulative update, you can try to uninstall or hide the installed update files to prevent a series of problems due to the existence of the cumulative update.
The specific steps to uninstall KB3156421/KB3156387 cumulative update are as follows:
Step 1: Run the computer, click the (Start)-(Settings) button. If the computer cannot start normally and keeps restarting, pleaseclick here Learn the steps to enter safe mode, and then continue to uninstall updates after successfully booting into safe mode.
Step 2: Click (Update and Security)-(Windows Update)-(View Update History) option.
Step 3: Here you can view the Windows update history, click (Uninstall update).
Step 4: Right-click the cumulative update that needs to be deleted/uninstalled, and click the (Uninstall) button.
The above are the operation steps for uninstalling KB3156421 or KB3156387. After the uninstallation is complete, in order to prevent the system from restarting the computer due to continuous failure of the system to automatically install the cumulative update, it is recommended that you continue to use the following operations to hide the cumulative update after performing the above operations.
Steps to hide KB3156421 or KB3156387 cumulative update:
Step 1: Download wushowhide.diagcab, a tool specially used to show or hide update files, and then double-click to open and run the program. Then click the (Advanced) button. (Since it is no longer possible to download the tool from the official website, you can search for (wushowhide) and download it from a third-party website. Here is a recommended download address: https://www.majorgeeks.com/files/details/wushowhide.html)
Step 2: You can check the (Apply repairs automatically) option, and then click (Next).
Step 3: Click on the (Hide updates) option. After selecting all the updates that you want to hide, click (Next) and Windows will not automatically install the hidden update files. Finally click the (Close) button.
If the above methods cannot solve the problem, for example, the computer keeps restarting automatically, you can also restore the operating system to the state before the failure to solve the problem. If you have created a Windows system image backup, you can click here to see how to restore the system image. If you backed up your system with Renee Becca, please review the system restore steps below.
Step 1: Run Renee Becca on another computer that can start normally, switch the function bar on the top of the interface to (task), and then select the (rescue disk) option.
Step 2: Select the type of rescue disk to be created. Please select according to your disk and computer conditions. After the selection is completed, connect a blank CD or U disk to the computer, and click Select (Next) to create a startup disk.
Step 3: Connect the boot disk (CD/U disk) to the computer where you need to restore the system, and enter the BIOS interface through the shortcut key when starting up, and change the boot sequence to boot from USB/CD. Take the following BIOS interface as an example, if you want to boot from a CD, please select (CD-ROM Drive), if you want to boot from a USB flash drive, please select (Removable Devices). Different brands of BIOS or UEFI have different interfaces, just make sure that the created boot disk is the first in the boot sequence.
Step 4: After successful startup, select the system backup version you need to restore and the target location to restore in the window. If the system backup file is saved in an external hard disk, please connect it to the computer and select it. At the same time, check (Let the target Disk is bootable) option. Finally, click the (Restore) button to start the system restore command.
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