optimus-manager-qt
                                An interface for Optimus Manager that allows to switch GPUs on Optimus laptops.
                            
                        How to download and setup optimus-manager-qt
Open terminal and run command
                                            git clone https://github.com/Shatur/optimus-manager-qt.git
                                        
                                        git clone is used to create a copy or clone of optimus-manager-qt repositories.
                                        You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with optimus-manager-qt https://github.com/Shatur/optimus-manager-qt/archive/master.zip
Or simply clone optimus-manager-qt with SSH
                                            [email protected]:Shatur/optimus-manager-qt.git                                    
                                    If you have some problems with optimus-manager-qt
You may open issue on optimus-manager-qt support forum (system) here: https://github.com/Shatur/optimus-manager-qt/issuesSimilar to optimus-manager-qt repositories
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