30038-26 Office 365

30038-26 Error Code Office 365 Overview
Difficulty LevelCritical
Resolution:Virus Issue
Cause:System Integrity Issue
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 30038-26 Error Code in Office 365

Repair Difficulty : High

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 30038-26 Office 365 img7
2) Microsoft Windows Firewall Window will Open.
3) On left panel you will find “Turn Windows Firewall on or off”
Office Error Code 30038-26 Office 365 img7
Warning: If you are logged in as Normal user you may be asked to enter Admin Password
Office Error Code 30038-26 Office 365 img5
4) Finally Click on “Turn off Windows Firewall (not recommended)” under each of the active network connections.

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

Step 2: Reset Internet Explorer Security settings

1. Now, click on Start button.

start
2. Enter the command “inetcpl.cpl” and click OK button.
3. Click on the “Security” tab.

inetcpl security
4. Click “Reset all zones to default level” button at the bottom of the window.
5. Click OK again.

Step 3: Run System Scan

1) Press Windows + R
Office Error Code 30038-26 Office 365 img14
2) Type “cmd” and Press Enter.
Office Error Code 30038-26 Office 365
3) Type “sfc /scannow” and press enter.
Office Error Code 30038-26 Office 365 img18
Note: You will need Administrator previlage to run the sfc command.

Step 4: Try the installation again

In most case 30038-26 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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