Changes

# (skip this step if you have Python 3.7 32 bit installed already and you want to keep it) Uninstall all versions of Python 3 that you installed previously. Use ''Programs and Features'' in the Control Panel. Also uninstall all Python packages that you see in ''Programs and Features''. Remove ''C:\Program Files(32)\Python3-32''.  

# (skip this step if you have Python 3.7 32 bit installed already and you want to keep it) Uninstall all versions of Python 3 that you installed previously. Use ''Programs and Features'' in the Control Panel. Also uninstall all Python packages that you see in ''Programs and Features''. Remove ''C:\Program Files(32)\Python3-32''.  

# (skip this step if you have Python 3.7 32 bit installed already and you want to keep it) Install the newest 32 bit version of Python 3.7. You can download it [https://www.python.org/ftp/python/3.7.3/Python-3.7.3.tar.xz here]. If that does not work, go [https://www.python.org/downloads/ here] and choose the 32 bit installer. During installation choose 'add python.exe to path'.

# (skip this step if you have Python 3.7 32 bit installed already and you want to keep it) Install the newest 32 bit version of Python 3.7. You can download it [https://www.python.org/ftp/python/3.7.3/Python-3.7.3.tar.xz here]. If that does not work, go [https://www.python.org/downloads/ here] and choose the 32 bit installer. During installation choose 'add python.exe to path'.

# Download this [https://www.socsci.ru.nl/wilberth/nocms/python/DEPS3.txt file] (right-click -&gt; save link as...) with all other requirements. Ope a command window with administrative priviliges and to go to the folder where you downloaded it. From the command line type: <br /><tt>pip install -r DEPS3.txt</tt><br /> Enjoy watching, and see if there are any errors.

# Download this [https://www.socsci.ru.nl/wilberth/nocms/python/DEPS3.txt file] (right-click -&gt; save link as...) with all other requirements. Ope a command window with administrative privileges and to go to the folder where you downloaded it. From the command line type: <br /><tt>pip install -r DEPS3.txt</tt><br /> Enjoy watching, and see if there are any errors.

# Now Psychopy is installed on your system. You may want to make a link that opens ''C:\...\psychopyApp.py'' with ''pythonw.exe'' and has ''C:\...\psychopy.ico'' as icon.

# Now Psychopy is installed on your system. You may want to make a link that opens ''C:\...\psychopyApp.py'' with ''pythonw.exe'' and has ''C:\...\psychopy.ico'' as icon.

I thank [http://www.lfd.uci.edu/~gohlke/pythonlibs/ Christoph Gohlke] for compiling the individual packages

I thank [http://www.lfd.uci.edu/~gohlke/pythonlibs/ Christoph Gohlke] for compiling the individual packages. If you want to use 64 bit Python 3.7, use this [https://www.socsci.ru.nl/wilberth/nocms/python/DEPS3.txt dependency file].

=Installing Python 2 and Psychopy 2, Linux=

=Installing Python 2 and Psychopy 2, Linux=