It is possible that the error 1603 occurs because you don’t have full permissions on the file location. To re-register Windows Installer service:Ī) Press Win + R, type “ msiexec /unregister” and hit Enter.ī) Press Win + R again and enter “ msiexec /regserve r“.Ĥ) Acquire full permissions on the drive for installation (If its service status is running, you should click on Stop first and then hit Start.) You can fix the problem by (re)starting and re-registering Microsoft Installer service.Ī) Press Win + R and enter “ services.msc“ ī) Find and double click on Windows Installer Ĭ) Hit Start button under Service status and hit OK. There may be something going wrong with Microsoft Installer service and therefore resulting in error 1603. If it is, uninstall it.ģ) Start and re-register Microsoft Installer service Then you can check if the application is listed here. In this case you can go to Control Panel to check if it is still on your computer: Sometimes you may lose the desktop shortcut of a program due to some reasons and therefore you may forget that you have installed it. This means you need to remove all the temporary files and preferences it leaves in addition to the major program. If you want to install your program successfully, you need to perform a clean uninstall of the one installed on your computer. If you have previously installed the same program (or its earlier version), the error can occur when you try to install the application again. You can use another installation folder to install the program and see if the error is gone.Ģ) Completely uninstall the same program installed You may encounter an error 1603 because the installation location is you choose is not available due to various reasons - such as being encrypted. You can try the methods below that can be help you fix the error.ġ) Change installation location 2) Completely uninstall the same program installed 3) Start and re-register Microsoft Installer service 4) Acquire full permissions on the drive for installation 1) Change installation location The error message is basically something like “ Error: -1603 Fatal error during installation.” It usually occurs when you are using a Windows Installer package to install the program.

You may encounter an error with a code of 1603 when you are attempting to install something on your Windows.

1603 error google earth download