Microsoft Office 365 Error 3-4 generally occurs during Microsoft Office/ Windows installation, uninstallation, usage or update. We have discussed below the steps on how to fix error.

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How to Fix Microsoft Office 365 Error 3-4 Error Code

Error Code Message

microsoft office 365 error 3-4 Error Code Log
Log Name: sys\microsoft office 365 error 3-4.log
Source: System Conflict
System Event ID: 757
Application Task Category: (711)
Level: Windows Update Error
Keywords: Office 365 microsoft office 365 error 3-4,Office 2013 Home microsoft office 365 error 3-4,Office OneNote microsoft office 365 error 3-4, Outlook microsoft office 365 error 3-4, Windows update microsoft office 365 error 3-4
User: Windows User
  • Faulting application ID: Officeintegrity.exe, version: 5.6.8423.27622, time stamp: 0×30679589
  • Faulting Module ID: winword.dll, version: 9.7.8145.05941, time stamp: 0×57882929, time stamp: 0×79156247
  • Exception code ID: 0xe05g803e
  • Fault offset ID: 0xc06b052e
  • Faulting process ID: 0×973
  • Faulting Application Start Time: 0x14gfbd5a71699546
  • Faulting Application Path: ~tmp/Temp/office/starter.dll
    Faulting module path: ~Windows/msoffice/Office.dll
  • Report ID: b5c75g72-8454-54e3-6479-5323fae1d184

Disclaimer: The steps given must be done by an Experienced Computer Technician. We are not responsible if something goes wrong by following the steps given on the site. All steps are indicative and should resolve the issue in most of the computer. If however if the steps did not resolve the issue on your computer, you can contact our 24×7 Chat support on for help by clicking here.

1. Disable Proxy

To check if you are behind proxy open Command Prompt.
Press Win key + R and type CMD
open cmd microsoft office 365 error 3-4

In command prompt type this command: netsh winhttp import proxy source=ie
check proxy cmd

If you see “Error writing proxy settings. (5) Access is denied.” this message means you should simple try disabling the Proxy setting in Internet Explorer and microsoft office 365 error 3-4 should be fixed.

Note: If you are unable to understand or do any of the steps you can contact our Online Support technician by clicking here.

2. Register DLL Dependencies

Sometimes during office installation or Windows update some of the DLL (Dynamic Link Library) get missed and are not properly registered in Windows. As a result of which Microsoft Office will be unable to start. Please refer the error log above for detailed explanation:

To register the missing DLL simply Press Win Key + R and Type:
regsvr32 msupdate.dll

register dll

3. Try the installation again.

In most case the error code microsoft office 365 error 3-4 should be resolved by now. If however the problem still persists you can contact our 24×7 Tech Support for resolving the issue.

microsoft office 365 error 3-4 Affects following Office Products : PowerPoint, Word, Access, Outlook, OneNote, Excel, Publisher

microsoft office 365 error 3-4 can occur in following operating systems: Windows Vista, Windows 7, Windows 8, Windows 8.1, Microsoft Surface Education, Windows Update Error

Entry ID: 4371005 – Last Review: 24/03/2014 – Revision: 3.1

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