Another Installation is Already in Progress Error in Windows 10/11 (Solved)

Another Installation is Already in Progress Error in Windows 10/11 (Solved)

Windows relies on its services in order to run properly, and there’s a service called Windows Installer that’s in charge of installing new software.

Whenever you try to install a new application, this service will start and help you install it.

Sometimes certain repair or uninstall processes can start automatically in the background, and it can require Windows Installer service in order to run.

The Error 1500 in Windows 10 or Windows 11 is an installation failure error. This error may occur when you try to install a new program or software on your PC. Even though any installation is not going on your PC, this error may show up unexpectedly. Following is the error that shows up: “Error 1500. Another installation is in progress. You must complete that installation before continuing this one“.

Issues addressed in this tutorial:
another installation is already in progress
python another installation is already in progress
ms office another installation is already in progress
another installation is already in progress autocad
another installation currently in progress. try again later
another installation is already in progress python
another installation is already in progress microsoft office

Sometimes, when you try to install a program in Windows 11/10, you may receive the following error message and you will be unable to proceed with the installation:

Another installation is already in progress, Complete that installation before proceeding with this install.

This tutorial will apply for computers, laptops, desktops, and tablets running the Windows 10 and Windows 11 operating systems (Home, Professional, Enterprise, Education) from all supported hardware manufactures, like Dell, HP, Acer, Asus, Toshiba, Lenovo, Alienware, Razer, MSI, Huawei , Microsoft Surface, and Samsung.