subject: Troubleshooting Error 1603 - How to Fix Windows Installer Error 1603 Safely [print this page] Windows Installer Error 1603 occurs because of the failure to install a program successfully. When installing, some problem may arise in the middle or the installation may be terminated in between.
Windows Installer Error 1603 happens mainly because the Windows Installer is unable to launch the source files that are required to install the programs. The error can happen if you are trying to install the program into an encrypted folder in the system. This is because the encrypted folders are not able to accept the installations. The Error 1603 can also happen if you are trying to install the program to some folder that is located on a substitute drive. So it is better to install the programs into a newly created folder.
To avoid this error, you should be sure that you are not performing any other functions in the system. It is better not to run any application like virus scanners, which could lead to the relevant Windows errors. Close all the applications and utilities that are running and then install any program.
If there are lots of files in the temporary folder, then it could also be the cause of Windows Installer Error 1603. Delete all the files in the temporary folder, which makes your computer better to get rid of any windows Installer Error. You should also sure that your computer is cleaned off the viruses. The viruses can harm the files in your system, which can lead to all kinds of Windows errors.
Your computer may show Windows Installer Error 1603 if there are problems with your registry. The registry is a place where all important data are stored. Every time you perform some work on the system, new files are added to the registry. These files may become corrupt or damaged. Moreover, the registry could become so heavy with all the files, of which some are of no use. If you want to get out of the Windows Installer error, make sure that the registry is clean. You can rely on the registry cleaning tools for performing the task in the fastest way. Well, if you have good knowledge of the registry, you can clean the registry on your own.
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Troubleshooting Error 1603 - How to Fix Windows Installer Error 1603 Safely
