30126-4 Office 365

30126-4 Error Code Office 365 Information
Difficulty Level High
Resolution: Virus Issue
Cause: File Corruption
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 30126-4 Error Code in Office 365

Repair Difficulty : Critical

Step 1: Disable Firewall

For Microsoft Windows 8

1) Press “Windows Key + R” and Type “Firewall.cpl” and Press Enter.
Office Error Code 30126-4 Office 365 img 8
2) Windows 8 Firewall Window will Open.
Office Error Code 30126-4 Office 365
3) Press “Turn Windows Firewall on or off”
Office Error Code 30126-4 Office 365 img 9
Warning: You will need Admin rights to disable firewall.
Office Error Code 30126-4 Office 365 img10
4) Turn
Off Windows Firewall and Press “OK” Button.
Office Error Code 30126-4 Office 365 img11

Step 2: Proxy Setting

1) Open Control Panel.
Windows 7 : Click Start and then Click On Control Panel from Right window.
Microsoft Windows 8 : Press Windows key + R and type “Control” and Press Enter.
Office Error Code 30126-4 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 30126-4 Office 365 img 11
4) Uncheck “Use a proxy server for your LAN” if its switched ON.

Step 3: Run System Scan

1) Press Windows + R
Office Error Code 30126-4 Office 365 img14
2) Type “cmd” and Press Enter.
Office Error Code 30126-4 Office 365
3) Type “sfc /scannow” and press enter.
Office Error Code 30126-4 Office 365 img18
Note:
Step 3:Run Disk Cleanup Utility
1) Press Win + R
Office Error Code 30126-4 Office 365
2) Type Cleanmgr and Press Enter.
Office Error Code 30126-4 Office 365 img19
3) Select the OS Partition and Press OK.
4) Click on Clean up System Files

Step 4: Try the installation again

In most case 30126-4 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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  • January 1st, 1970

    Posted In: Office 365

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