Skype installation failed with error code 1603 on Windows 10

When it comes to the cross-platform video chatting apps, Skype tops the list without any doubt. Although Windows 10 comes with pre-installed Skype, you may need to download its installer to install the app. I recently received this error when I downloaded its setup and ran it to update Skype.

Installing Skype failed; code 1603, A fatal error occurred during installation.

Skype installation failed with error code 1603
If you receive this error message, these suggestions are sure to help you.

Installing Skype failed with error code 1603

1] Uninstall Skype

Open Control Panel > Programs & Features and uninstall Skype. Restart your computer

2] Run Program Install and Uninstall Troubleshooter

Run the Program Install and Uninstall Troubleshooter. It is a handy tool available for Windows 10/8/7 and solves various issues related to registry keys, the problem that blocks users from installing or uninstalling any software. While running it, expand the “Advanced” option and make sure the “App repairs automatically” is checked.

Installing Skype failed with error code 1603 on Windows 10

You will be asked if you are facing problem while installing or uninstalling. Make your selection and proceed. You may also be asked to pick a program that is having problems. Select Not listed since you won’t find Skype now and proceed. The tool will scan your system for possible problems and fix them automatically.

3] Reinstall Skype

Download the latest Skype setup from the Microsoft website and install it. The installation is expected to go through smoothly now.

It worked for me, and I hope it works for you too.

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Anand Khanse is the Admin of TheWindowsClub.com, a 10-year Microsoft MVP Awardee in Windows (2006-16) & a Windows Insider MVP. Please read the entire post & the comments first, create a System Restore Point before making any changes to your system & be careful about any 3rd-party offers while installing freeware.