How to fix error 1603: A fatal error occurred during installation (Nothing else worked)
Why does error 1603 occur? How to fix it?
Installing programs means deployment of files in the computer, and registering them in the operating system. The files deployed are for various tasks, like installing the program, running the program, updating it, and unistalling it. Error 1603 appears when files for installing or uninstalling the program are corrupt.
The most common reasons for this error are:
- Unstable Internet connection;
- Malicious software (viruses);
- Improperly configured antivirus software;
- Flaws in the program itself.
The solutions listed below reveal how to fix this error. Check them out and follow the instructions carefully.
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Reinstall your device's operating system
0(0)0(0)Consider this option as a last resort, only if none of the other solutions worked, and you need the software installed. Before you reset your computer, make sure to make a backup of your personal data (pictures, music, videos and other invaluable documents), to avoid losing them. You can make the backup to an online solution (Google Drive, OneDrive, Dropbox, etc.) or an offline solution (USB, external hard drive, another computer).
Check out the how to install an operating system guide to learn how to (re)install your computer's operating system, safely.
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