[Announcements of Latest Developments](https://github.com/MikeTheWatchGuy/PySimpleGUI/issues/142)
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## Getting Started with PySimpleGUIQt
Welcome to the Pre-Alpha Release of PySimpleGUI for Qt!
You can use the exact same code that you are running on the older, tkinter, version of PySimpleGUI.
PySimpleGUIQt uses **PySide2** for access to Qt.
### Differences between PySimpleGUI and PySimpleGUIQt
#### Sizes
IMPORTANT NOTE if you are porting from tkinter to Qt - You will need to make one important change to your code.... **You must change your size parameters to be in PIXELS instead of CHARACTERS**.
#### Fonts
Fonts should be in the format (font family, size). The original PySimpleGUI also allowed a font string 'Family Size' but that option is not available (yet) in the Qt version. I'll add it though so the code ports straight over.
### Installing PySimpleGUIQt for Python 3
pip install --upgrade PySimpleGUIQt
On some systems you need to run pip3.
pip3 install --upgrade PySimpleGUIQt
### Installing PySide2 for Python 3
```pip install PySide2```
## Testing your installation
Once you have installed, or copied the .py file to your app folder, you can test the installation using python. At the command prompt start up Python.
```
python3
>>> import PySimpleGUIQt
>>> PySimpleGUIQt.main()
```
You will see a sample window in the center of your screen. If it's not installed correctly you are likely to get an error message during one of those commands