软件下载:
python及需要的python包。
链接: https://pan.baidu.com/s/15gFckrgHjaPcYBVDjFr5Fg 提取码: qyvq
(也可以自己下载Archived: Python Extension Packages for Windows - Christoph Gohlke (uci.edu))。
注意:
首先python的版本要对,目前python 2和python 3 都有对应的pymol版本。https://www.python.org/downloads/windows/
一定是Windows x86-64 executable installer

python安装界面.png
在安装python时,将红色框勾选(否则需要自己手动添加环境变量)。安装完成后,在下载文件所在位置,SHIFT+鼠标右键,在此处打开Powershell窗口,输入以下命令;
注意安装文件顺序,py2为python 2版本,py3为python 3版本。
python 2.7版本
python -m pip install --upgrade pip
python -m pip install Pmw-2.0.1-py2-none-any.whl
python -m pip install numpy-1.16.6+mkl-cp27-cp27m-win_amd64.whl
python -m pip install pymol-2.1.0-cp27-cp27m-win_amd64.whl
python -m pip install pymol_launcher-2.1-cp27-cp27m-win_amd64.whl
python -m pip install Pillow-6.2.2-cp27-cp27m-win_amd64.whl
2023年2月13日(python 3.8版本)
python -m pip install --upgrade pip
python -m pip install .\Pmw-2.0.1-py3-none-any.whl
python -m pip install .\numpy-1.18.3+mkl-cp38-cp38-win_amd64.whl
python -m pip install .\pymol-2.4.0a0-cp38-cp38-win_amd64.whl
python -m pip install .\pymol_launcher-2.1-cp38-cp38-win_amd64.whl
python -m pip install .\Pillow-7.1.2-cp38-cp38-win_amd64.whl
2026年2月14日(python 3.11版本)
python -m pip install .\numpy-1.25.1+mkl-cp311-cp311-win_amd64.whl
python -m pip install .\Pmw-2.0.1-py3-none-any.whl
python -m pip install .\pymol-3.1.0a0-cp311-cp311-win_amd64.whl
python -m pip install .\pymol_launcher-3.2.0a0-cp311-cp311-win_amd64.whl
pip install --upgrade Pmw
Requirement already satisfied: Pmw in c:\users\luozhixin\appdata\local\programs\python\python311\lib\site-packages (2.0.1)
Collecting Pmw
Downloading Pmw-2.1.1.tar.gz (1.1 MB)
---------------------------------------- 1.1/1.1 MB 1.5 MB/s eta 0:00:00
Installing build dependencies ... done
Getting requirements to build wheel ... done
Preparing metadata (pyproject.toml) ... done
Building wheels for collected packages: Pmw
Building wheel for Pmw (pyproject.toml) ... done
Created wheel for Pmw: filename=pmw-2.1.1-py3-none-any.whl size=547523 sha256=fd058cf6457b3f6f199c7af94e6a7a10ba6f985605180011aeedde34d36e2ca1
Stored in directory: c:\users\luozhixin\appdata\local\pip\cache\wheels\e6\2f\17\f10152dda4dbf781d3ff3cfd65c92096baa0082f81d7c99aa3
Successfully built Pmw
Installing collected packages: Pmw
Attempting uninstall: Pmw
Found existing installation: Pmw 2.0.1
Uninstalling Pmw-2.0.1:
Successfully uninstalled Pmw-2.0.1
Successfully installed Pmw-2.1.1
pymol
弹出pymol界面。

pymol界面.png
参考资料:
https://www.jianshu.com/p/7c3fcd76f7d2
How to Install Open Source PyMOL on Windows 10 | Oxford Protein Informatics Group