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Troubleshooting the Windows Error Code 30175-12

Windows users often encounter various error codes that can disrupt the smooth functioning of their systems. One such error that users frequently come across is Troubleshooting the Windows Error Code 30175-12. This error code can be frustrating, as it may prevent the installation of important updates or software.

In this article, we will delve into the details of Windows Error Code Troubleshooting the Windows Error Code 30175-12, explore its potential causes, and provide step-by-step solutions to help users resolve this issue. 

Understanding Error Code Troubleshooting the Windows Error Code 30175-12:

Error Code Troubleshooting the Windows Error Code 30175-12 typically occurs during the Windows Update process. It is often associated with failed updates or the inability to install specific patches. The error message might read, “Windows could not search for new updates” or “An unknown error occurred.” To effectively address this issue, it’s essential to understand the possible causes behind Error Code Troubleshooting the Windows Error Code 30175-12. 

Reasons for this Error Code Troubleshooting the Windows Error Code 30175-12 :

Residual Office 365 Trials

 One of the primary reasons for Error 30175-12 is the presence of remnants from previous Office 365 trial installations on the system. These trials may not have been completely uninstalled, leading to conflicts during the new installation process

Corrupted Office Installation Files:

 If the Office installation files are corrupted or incomplete, it can trigger Error 30175-12during the installation process.

Software Conflicts:

Certain third-party applications or security software might interfere with the Windows Update process, causing errors. This interference can prevent the seamless installation of updates.

Registry Issues:

 Errors or inconsistencies in the Windows registry related to Office installations can also contribute to Error 30175-12.

Analyze Your Computer to Fix Error Code 30175-12: -

There are few ironically shows Office error code 30175-12 which is required an immediate action. There will be a log for every action on your computer which records all the events. It is termed as an Event viewer. This is the Windows Inbuilt office installation programs under system tools, 

It gives all the information for the problem causing keys.This could cause due to the failure with your Windows related services and the executable office file is unable to read the required files when you try installing Office. There may be issues with the start-up of office programs which can be checked under System Configuration.

Delete Temporary Files:-

In the process of installing office or any product on your windows machines, there are so many office files gets created which are meant for temporary purpose for memory management, within application purposes like MDI etc.

To remove temporary office files, Follow these steps,

  1. Press on the windows start button + “R” to open the run command window.
  2. Type “%temp%” and press on the enter button, this leads to a window with temp files and folders.
  3. Select all (CTRL+A) “Shift + Delete” to remove permanently,

There may be some office files required admin permission to delete, just press on ok. Only a few office files can’t be removed because there are some applications that might be using them internally. Skip those office files.

Error code 30175-12 Fix- by deleting the Office traces from Program files:

In some cases, Office program installation may stop because of several reasons like slow internet, server issues, etc. Then your machine creates some of the office files required to office 365/2010/2021 product.

When you try to re-install this time, you may see issues like these types of error code 30175-12 and different types based on the reason for failure.

Repair/Uninstall Office installation Program: –

Applies To: Office 2016, for business, Office 365 Admin, Office 365 Small Business Admin, Office 2021

The following steps are explained how to uninstall Office 2016/2013/2021 products on a PC (laptop, desktop, or 2-in-1). For other versions of Office365/2021, including Office 2016 for Mac, or older versions of Office, see the section, Uninstall Office for Mac, Office 2010, or Office 2007 below. Trying to be uninstalling Office using the Control Panel first. If it is not working, use the easy fix tool or try uninstalling Office programs manually.

For Windows 10 and Windows 11: –

  1. Go to control panel from start button,
  2. Select Programs and features there to reach a list of installed programs on your computer. (In windows 10 you can just type “programs and features in the Cortana search bar beside to windows10 start logo)
  3. From the list, search for Microsoft Office product and press on
  4. A window will open like here showing Add, Repair, Delete options.
  5. Then proceed to with repair and wait for sometimes. Once the repair is done you are ready to use Microsoft office product again.


Windows Error Code 30175-12  can be a frustrating roadblock, but with a systematic approach, it can be resolved. By following the troubleshooting steps outlined in this article, users can address the root causes of the error and restore their systems to optimal functionality. 

At last, if you are still not able to resolve this issue. We recommend you to Chat with our experts. I am sure they will help you resolve this issue. If you like to see the procedure for paid support, to clarify, you may ask the Tech Available online.

Chat with us for more Technical Support.

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