30015-1 Office 365

30015-1 Error Code Office 365 Overview
Difficulty LevelCritical
Resolution:DLL Issue
Cause:Software Level Conflict
Affected Operating Systems
  • Windows 8/8.1
  • Windows 7
  • Windows 10
  • Windows Vista

How To Fix 30015-1 Error Code in Office 365

Repair Difficulty : High

Step 1: Disable Windows Firewall

For Microsoft Windows 7 and later

1) Press “Win + R” and Type “Firewall.cpl” and Press Enter.
Office Error Code 30015-1 Office 365 img7
2) Microsoft Windows Firewall Window will Open.
3) On left hand side you will find “Turn Windows Firewall on or off”
Office Error Code 30015-1 Office 365 img7
Warning: If you are logged in as Guest user you may be asked to enter Admin Password
Office Error Code 30015-1 Office 365 img5
4) Turn Off Windows Firewall and Press “OK” Button.

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

Step 2: Reset Internet Explorer Security settings

1. Now, tap on Start.

start
2. Type 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 Win + R
Office Error Code 30015-1 Office 365 img14
2) Type cmd and Press Enter.
Office Error Code 30015-1 Office 365
3) Type “sfc /scannow” and press enter.
Office Error Code 30015-1 Office 365 img18
Note:
Step 3:Check System Files For Error
1) Press Windows + R
Office Error Code 30015-1 Office 365
2) Type Cleanmgr and Press Enter.
Office Error Code 30015-1 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 30015-1 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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  • Posted In: Office 365