When we heard of this issue for the first time, we felt restarting Windows may help – but even after restarting the machine, the were no differences in the situation. Before you decide to reinstall Office, we suggest you try to repair Office installation by following these steps:
Office Error code 30094-4, Something went wrong
Press Windows Key + E while you’re at Desktop. This will take you to This PC window, click Uninstall or change a program.
From the list of installed programs, look for Microsoft Office entry like we have shown below and highlight it. Click on Change.
In the next window so appears, pick Repair and click Continue.
Resulting from the previous step, you’ll now see that Office is being repaired on your system. Please be patient and wait for the process to complete; it just takes few minutes.
When the system is done with repairing, you’ll be prompted to reboot. So do the needful.
After reboot, you’ll no longer see the error. If the issue still persists, try the reinstallation of Office by ensuring the following requirements:
Uninstall Office existing installation without leaving any traces using this fix-it program to completely uninstall Microsoft Office or Office 365.
Make sure you’re connected to a working internet connection, it shouldn’t be limited.
If you’re using 64-bit edition, then try to install 32-bit edition (recommended).
Execute %windir%\temp command in the administrative Command Prompt and delete all the files in the Temp folder so open by executing the command.
Temporarily disable your antivirus and/or firewall.
We’re pretty sure after re-installation, the issue should be gone.