无法在 Windows 上安装 python

Question

I follow this tut to install python on Windows 7 (64 bit). But I get an error: 0x80070643: Failed to Install MSI Package : What's wrong? PS The 1st and 3d methods of this guide have not worked for me.

Update

Should I tick up Add Python to PATH box?

Update 2

I've doanloaded the x86-64 embeddable zip file , unzipped it into Python35 and now it works.

Answer 1

Close the installation program and follow:

1. On the desktop, press Windows key + R to open a Run dialog.
2. Type msiexec /unreg , and press Enter .
3. Follow the first step again.
4. Type msiexec /regserver , and press Enter .

In this link you can find more information.

Answer 2

Choose 'custom install' & checked all options.

If you choose debug option , someone will require you install vs2005 above.

Click 'next', it'll work for you.

Answer 3

• Go to Task Manager -> Details Tab -> End Task 'msiexec.exe'
• Try install again.