Sharraxaad
As nice scroll is a jquery plugin for WordPress site. This plugin will create a nice scrollbar for your site.
After installing and Activating the plugin, go to WordPress Admin Dahsbord and then go to
Appearance > As option
Here you can customize default settings. So customize settings as you choice and see a nice scrollbar at you site front-end.
you can see hear : https://github.com/anuislam/As-nice-scroll
you can see live demo hear : http://as-nicescroll.tk/
All credit goes to nicescroll
Sawir-shaashado
installed in test server option demo 
installed in test server plugin demo
Rakibaad
- Upload ‘as-nicescroll‘ folder to the ‘/wp-content/plugins/’ directory or Install as a regullar WordPress plugin
- You will see a scrollbar right site when you are scrolling.
Dibu-eegisyo
Ka-qaybgalayaasha & Horumariyayaasha
“As Nice Scroll” waa softiweer il furan. Dadka soo socda ayaa wax ku biiriyay kaabahan.
Ka-qaybgalayaasha
Ku tarjun “As Nice Scroll” luqaddaada.
Ma xiisaynaysaa horumarinta?
Baadh koodka, fiiri bakhaarka SVN, ama iska qor diiwaanka horumarinta adigoo adeegsanaya RSS.
Isbeddellada
1.3
Release Date – 21 February, 2016
*Fix some bug.
1.2
Release Date – 9th August, 2015
*Include some html, css.
1.0
- Initial Release