RecyclerView-FastScroller
                                A fully customizable Fast Scroller for the RecyclerView in Android, written in Kotlin
                            
                        How to download and setup RecyclerView-FastScroller
Open terminal and run command
                                            git clone https://github.com/quiph/RecyclerView-FastScroller.git
                                        
                                        git clone is used to create a copy or clone of RecyclerView-FastScroller 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 RecyclerView-FastScroller https://github.com/quiph/RecyclerView-FastScroller/archive/master.zip
Or simply clone RecyclerView-FastScroller with SSH
                                            [email protected]:quiph/RecyclerView-FastScroller.git                                    
                                    If you have some problems with RecyclerView-FastScroller
You may open issue on RecyclerView-FastScroller support forum (system) here: https://github.com/quiph/RecyclerView-FastScroller/issuesSimilar to RecyclerView-FastScroller repositories
Here you may see RecyclerView-FastScroller alternatives and analogs
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