The original log isn't available any longer, but luckily it is quoted in another answer, and the following line reveals the real problem: Applied execute package: core_AllUsers, result: 0x80070643, restart: None I thought the issue could have been fixed in a newer version of Python, but the freshest 3.10.10 fails with same issue. I've faced same/similar problem with installing Python 3.9.12 in a clean Windows 8.1 64-bit (VirtualBoxed test environment). When coming, for example, from the Microsoft Store, a chance of success is much greater, even without having problems related to User Permission Settings.Īnother important thing to point out here is that installing a lot of software from outside Microsoft's trusted platforms can cause you to change some user permissions which can have positive effects with some software and negative effects with others, even with security your own system if you don't know what you're doing. Why can't I install Python directly from the website file? Please note that when trying to install any software/applications from outside Microsoft's trusted locations, there are high chances of user settings interfering with the installation.

** If by chance it does not automatically install on your PC after downloading, click 'install on my devices' and select your computer name.

Open the DOS Command Prompt (cmd) and dictate 'python': if a screen shows you a version, it's clearly not the first time you've installed Python, so if you want to upgrade you should try: https: / /But if you've never installed any version of Python, the solution lies in updating your operating system to the latest version through Windows Update, and open the command prompt and type Python, or go directly to the Microsoft Store and search for Python followed by its latest version. I had the same problem installing Python version 3.9 for the first time on my Windows 10, as this same problem happens to many users trying to install Python, the best solution I accidentally, just like AGGARWAL discovered trying to check if I already had a version of Python installed on my computer by the DOS Command Prompt, was:

Python 3.6 download