Hello SUZANNESHEPARD,
- Repair your Office app
error code 30088-4 will be fixed when Office repair tool replaces all the corrupted system files. Follow the steps below to run repair tool to fix the error.
Open Control Panel using Start.
Click on Programs and select Programs and Features.
Click on the Office product that you want to repair.
Click Change.
Select Quick Repair and click on Repair. If Quick Repair didn’t fix the error code 30088-4, select Online Repair and click on Repair.
Note: If Office Repair did not fix the error, remove and reinstall the Office Suite to fix the error code 30088-4.
- Steps to remove Office
In case if the error persists even after running Office repair tool, uninstall Office from your computer.
Open Control Panel using Start
Click on Programs and select Programs and Features.
Select Office Suite and click on Remove.
- Download and install Office
Sign in to your My Account page using the link https://go.microsoft.com/fwlink/p/?LinkId=613327
Choose Install.
Click Run or the equivalent depending on the browser you’re using.
When you see “You’re good to go”, click All done.
Hope it helps, have a good day