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Error code 30045-11 in Microsoft office 365/2021/2019

Error code 30045-11 in Microsoft office 365/2021/2019

office error code 30045-11

This article describes the Microsoft Office 365/2021/2019 error code 30045-11. The Microsoft Office error code 30045. encountered that many users were having trouble repairing or installing office programs on their Windows and Mac computers. The major issues pop up due to Office licensing, Windows updates, insufficient system resources like disk space, Internet connectivity, etc.

Understanding Error code 30045-11:

An event viewer is log of every action on your computer that records all events. This Windows built-in feature that provides all information for the problem-causing keys. They are caused due to failure of the Windows-related services and it’s executable file is unable to read the necessary files when installing Office 365/2021/2019.

Reasons for this Error code 30045-11 :

Corrupted Installation Files:

If the installation files of Microsoft Office are damaged or incomplete, it can lead to Error during installation or update.

Interference from Antivirus Software:

Sometimes, antivirus programs or firewall settings can interfere with the installation process, resulting in errors like 30045-11 .

Internet Connection Issues:

Poor internet connectivity or interruptions during the download process can cause errors when updating Microsoft Office.

System File Corruption:

Damage to system files or registry entries related to Microsoft Office can lead to various installation errors, including error 30045-11 .

Solutions to Fix Microsoft Office Error code 30045-11:

There are few ironically shown Microsoft Office 365/2021/2019 Installation program Error code 30045-11 which require 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.

Perform system file scan

  1. To Run a system file scan the windows operating system
  2. First Open a command prompt (CMD) in administrator mode and then Run command SFC/SCANNOW
  3. SFC Scan

Remove Temporary Files:

  1. To remove temporary files,
  2. Firstly, Click on the windows start button and open the run command window
  3. After that, Type “%temp%” and click on the enter button
  4. Finally, Select all to remove permanently

There are a few files that need admin permission to remove, click on ok

msconfig in run

Event viewer to check office error logs:

  1. Click to start button and open Run command prompt window.
  2. To open Event viewer logs, type “EVENT VIEWER” command and then press enter.
  3. office 2019 installation error code 30045-11.
  4. And tap double to “windows log” and then select to the “Applications “
  5. Many logs are visible in the Centre panel. Filter the logs and check office-related problems and warnings by selecting Filter current log option.
  6. Finds critical error logs that cause an office 365/2019 error code 30045-11. If there are no reasons for these issues to be found, then perform a clean office 365/2021 installation.

Installing Office Product:

  1. Firstly, go to Microsoft office account and sign in to account.
  2. Secondly, check this dashboard and look into product that you have purchased.
  3. After that, Select the “Install Office “option and download it
  4. Finally, check downloads on your system and double-click to the setup file for install.
  5. If the Microsoft Office 365/2019 program error code 30045-11. still exists then try the advanced registry fix

Windows Registry Fix:

Registry in Windows displays the structure of Windows Operating system and its internal programs. The Hex codes inside the registry will change due to unnecessary programs. To fix this office install error office 365/2010/2016/2019/2021 and delete the modified Office Registry keys or remove and re-creates the keys with older values.


Microsoft Office Error code 30045-11 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.

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