*This manual should help you to successfully install Psychtoolbox in your MATLAB.*
This manual should help you to successfully install **Psychtoolbox** in your MATLAB. This instructions are created mainly for Windows, but you can find details on installing Psychtoolbox also for other OS, please follow this [website](http://psychtoolbox.org/download.html)
## Steps
1. First open your MATLAB as administrator (right click on MATLAB launcher - *Run as administrator*)
2. Double check if you don't have the version installed by entering in the command window
```matlab
>>PsychtoolboxVersion
```
You can follow also instructions on the official website, [here](http://psychtoolbox.org/download.html)
