Microsoft office Error code 30088-04 displayed at the time of installing, upgrading, opening or uninstalling of office 365. It points out some significant issues which are associated with the Microsoft Office program. However, the resolution of this error code is not so difficult, that you can’t resolve. By taking Office 365 Customer Service, you can get rid of error code 30088-04. There could be several reasons behind the happening of error code 30088-04.
Reasons by which this error stumbles upon are:
• Due to firewall rules
• Windows installer errors
• Antivirus shield
• System file error
• Network conflicts
• May be due to preinstalled copies of Office
Similarly, you might also see the error code 30088-04 when you open Microsoft Word, Excel, Outlook, Power Point, Access, Visio or Project. It is owing to the up-gradation in your Microsoft Office or right after upgrading your OS to latest windows 10 version.
Here, follow the some steps to fix error code 30088-04 and then check whether the issue is resolved after each troubleshooting steps. Though, by making call at Office 365 Customer Service Number and connecting with the deft experts you can resolve this issue at once.
Run system file checking or SFC Scan
System file checker is an advanced mechanism tool to check and validate the missing and corrupted operating system files. Run the system file checker to scan and restore the missing or corrupted files in your computer system.
Temporary exception on Firewall or Antivirus software
The firewall or antivirus installed on your computer may detect and auto-delete the execution files of office 365 as a part of their security check. So, try temporary disabling them and then install the office 365 on your windows system.
Rebuilt/Repair Office Registry keys
Check the registry key status from the registry keys to ensure that there is no modification in the registry for a successful installation of Microsoft Office 365.
Install the latest version of office 365 program
In several cases the previous installed version of office 365 on the computer may prevent the installation of latest MS office 365 to avoid duplication. It may also throw up an error code at the time of installing or upgrading the office program. So, we recommend you to completely remove the preinstalled office 365 program and then install the latest version of office program.
We ensure you that, after pursuing the above steps, you will fix the error code 30088-04. For more assistance, feel free to dial Office 365 Customer Service Phone Number and join hands with skilled professionals. They will surely provide you the proper solutions to resolve error in an efficient manner.

Reference Link: https://outlookcustomerservicee.blogspot.com/2019/07/grab-office-36...