Error 0xC0000142 when you start an Office application
To help you resolve this, try the solutions below. We’ve listed the most common solutions first so try the steps in the order they're listed. Make sure Office is updated to Version 2102 (Build 13801.20808) or later. If you're not setup for automatic updates do the following:
Fix problems that block programs from being installed or removed
Corrupt registry keys that control the update data. Prevent new programs from being installed. Prevent existing programs from being completely uninstalled or updated. Block you from uninstalling a program through Add or Remove Programs (or Programs and Features) in Control Panel.
Uninstall or remove apps and programs in Windows - Microsoft Support
There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled. You can try to repair a program first, if it's just not running correctly.
Use the System File Checker tool to repair missing or corrupted system ...
If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track. To do this, follow these steps: Open an elevated command prompt.
Update drivers manually in Windows - Microsoft Support
Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.
How to get software and driver updates for Windows devices
Learn how to get the latest software and driver updates for your Windows 10/11 device so you can keep playing your Xbox games.
Repair apps and programs in Windows - Microsoft Support
Repair options from the Settings page. Select Start > Settings > Apps > Apps & features. Select the More icon next to the app you want to fix. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.
Windows troubleshooters - Microsoft Support
Get Help has troubleshooters you can run for many common scenarios. These often help resolve issues without the need to contact support. If a troubleshooter is available for your issue, select Run to start that troubleshooter.
Fix problems that block programs from being installed or removed
Corrupt registry keys that control the update data. Prevent new programs from being installed. Prevent existing programs from being completely uninstalled or updated. Block you from uninstalling a program through Add or Remove Programs (or Programs and Features) in Control Panel.
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.