c2rui.dll Office 365

c2rui.dll Error Code Office 365 Overview
Difficulty LevelCritical
Resolution:System Fix
Cause:Malwares/Virus
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix c2rui.dll Error Code in Office 365

Repair Difficulty : Medium

Step 1: Disable Windows Firewall

For Windows 7 and later

1) Press “Windows Key + R” and Type “Firewall.cpl” and Press Enter.
Office Error Code c2rui.dll Office 365 img7
2) Windows Firewall Window will Open.
3) Press “Turn Windows Firewall on or off”
Office Error Code c2rui.dll Office 365 img7
Warning: You will need Administrator privilege to disable firewall.
Office Error Code c2rui.dll Office 365 img5
4) Turn Off Windows Firewall and Press “OK” Button.

Note: Please Activate Windows Firewall after Office 365 installation is complete.

Step 2: Check Proxy Setting

1) Goto Control Panel.
Microsoft Windows 7 : Click On Start and then Select Control Panel from Right Pane.
Microsoft Windows 8 : Press Windows Key + Q and Type “Control” And Click on it.
2) In Control Panel Click on “Internet Options”.
3) Click On Connections Tab and then Press LAN Setting.
Office Error Code c2rui.dll Office 365 img 11
4) Uncheck “Use a proxy server for your LAN” if its switched ON.

Step 3: Temporarily Disable Antivirus

– Open Your Antivrus
– Disable it till the Office 365 repair is going on. Check vendor website for more details.

Step 4: Try the installation again

In most case c2rui.dll 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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