1100931-0 Office 365

1100931-0 Error Code Office 365 Overview
Difficulty LevelMedium
Resolution:DLL Issue
Cause:System Integrity Issue
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 1100931-0 Error Code in Office 365

Repair Difficulty : Critical

Step 1: Disable Firewall

For Microsoft Windows 7 and later

1) Press “Windows Key + R” and Type “Firewall.cpl” and Press Enter.
Office Error Code 1100931-0 Office 365 img7
2) Windows Firewall Window will Open.
3) Click On “Turn Windows Firewall on or off”
Office Error Code 1100931-0 Office 365 img7
Warning: If you are logged in as Normal user you may be asked to
Office Error Code 1100931-0 Office 365 img5
4) Turn Off Windows Firewall and Press “OK” Button.

Note: You can activate Windows Firewall after Office 365 installation is complete.

Step 2: Temporarily turn off Proxy Settings

1) Goto Control Panel.
Windows 7 : Press Win Key and then Click On Control Panel from Right window.
Windows 8 : Press Windows key + R and type “Control” and Press Enter.
Office Error Code 1100931-0 Office 365 img 9
2) In Control Panel Click on “Internet Options”.
3) Click On Connections Tab and then Press LAN Setting.
Office Error Code 1100931-0 Office 365 img 11
4) Uncheck “Use a proxy server for your LAN” if its already ON.

Step 3: Run System Scan

1) Press Win + R
Office Error Code 1100931-0 Office 365 img14
2) Type “cmd” and Press Enter.
Office Error Code 1100931-0 Office 365
3) Type “sfc /scannow” and press enter.
Office Error Code 1100931-0 Office 365 img18
Note:
Step 3:Disk Cleanup
1) Press Windows + R
Office Error Code 1100931-0 Office 365
2) Type Cleanmgr and Press Enter.
Office Error Code 1100931-0 Office 365 img19
3) Select the OS Drive and Press OK.
4) Finally Click on “Clean up System Files”

Step 4: Try the installation again

In most case 1100931-0 error code in Office 365 should be resolved by now, if however the problem still persists please get your system checked by an expert.

If you are not able to resolve the issue following above steps, you can contact our 24×7 Chat Support for help.

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