Microsoft Office 365/2021/2019 installation Error 30088-1015

This article describes the Microsoft Office 365/2021/2019 installation program Error code 30088-1015 solutions. It was found that many users having trouble to repair or install office 365/2021 programs on their Windows and Mac computers. The majority of issues are due to the Office licensing, Windows updates, insufficient system resources like disk space, Internet connectivity, etc.