How to download and setup vue-treeselect
Open terminal and run command
                                            git clone https://github.com/riophae/vue-treeselect.git
                                        
                                        git clone is used to create a copy or clone of vue-treeselect 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 vue-treeselect https://github.com/riophae/vue-treeselect/archive/master.zip
Or simply clone vue-treeselect with SSH
                                            [email protected]:riophae/vue-treeselect.git                                    
                                    If you have some problems with vue-treeselect
You may open issue on vue-treeselect support forum (system) here: https://github.com/riophae/vue-treeselect/issuesSimilar to vue-treeselect repositories
Here you may see vue-treeselect alternatives and analogs
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