This error code 30145-4 occurs when there may be interrupted system updates, office updates, issues with malware or temporary files called junk files and other conflicting programs.

The attempt for repair will fail due to the corrupted office programs.

It is required to re-install the office program completely.

Before we re-install, we will need to uninstall the previous program. This may not happen from Programs and Features.

We need to use advanced Fix it tools to fix this issue. However it is better to check the computer and get the issues rectified if any by a Support Professional.

The office folders will be locked in the root directory and the registry items will not allow to uninstall.

The classification of this issue is said to be a dead lock state for Office program on your computer.

We have to get this rectified using advanced tools.

Installation of an Office Program requirements:-

1. Sign in to

2. Check if the Office2013 or Office 365 programs shows under your Product list .

3.If the program is installed by the system manufacturer, you need to carry the product key during the time of purchase for the re-installaiton.Repairing an Office program:-


The above steps can be followed after the removal of Old office program.

Steps to repair Office program:

Method 1:

Click Start > Control Panel > Programs > Programs and Features.
Click the Office program you want to repair, and then click Change

Method 2:

Click Windows and R buttons together to open the Run window

Type appwiz.cpl and click ok to open Programs and Features.

The programs are listed in this window where you can select he change options to repair the program.

For more assistance please reach our Technical expert for solutions.





In Office 2013, click either Quick Repair or Online Repair