Error code 30015-6 can occur if there’s a problem installing the 64-bit version of Office, if temporary files are causing a conflict, or if a previous install of Office failed.
How to Fix Install Error Code 30015-6 :
Before you try the steps below, close the error message, restart your computer and try installing Office again. You should also check your updates to make sure all critical updates are installed on your computer.
If you need any further assistance in following the instructions please Initiate the Chat with our technical expert.
Solutions for Error Code 30015-6 (-1) :
Windows 10 :
- Press the Windows logo key + X to see a list of commands and options.
- Click Programs and Features.
- Click the Office program you want to Remove.
- Do one of the following:
> In Office 2010, click Remove > Continue.
> In Office 2013/office 2016, click Uninstall.
Windows 8.1 & 8 :
- Press the Windows logo key + X to see a list of commands and options.
- Click Programs and Features.
- Click the Office program you want to Remove.
- Do one of the following:
> In Office 2010, click Remove > Continue.
> In Office 2013/office 2016, click Uninstall.
You might need to restart your computer after uninstall is complete.
Please note the following points before you start re-installation of Office 2019 / 365 :
- Firstly, Temporarily Disable your antivirus and firewall
- Secondly, Try updating your router firmware
- Use Disk Clean up to delete temporary files and temporary internet files
- Further, Reset Internet Explorer settings
- And, Start Internet Explorer without addons
- Turn off hardware acceleration
- Reset the Task Scheduler
- Try a hardwired connection
>> Now try to Install Office program and check if the issue (Error code 30015-6) persists.
Step 1 :
Go to office.com/setup and enter your product key.
Step 2 :
Verify your microsoft office product key by logging in to microsoft account.
Step 3 :
Select the language and click on install
Step 4 :
Office installation is getting things ready for you
Step 5 :
Office installed successfully on this computer
Finally,
If the issue ( Error code 30015-6 ) persists after installing the Office 2013/ 365.
There might be an issue with system registry settings or configuration files.
In Conclusion,
It is strongly recommended to have check on your computer by the technical support member.

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