Add automatic scroll drop up and down features

[clangofthebell]

Is your feature request related to a problem? Please describe. Add automatic scroll drop up and down

Describe the solution you'd like Scroll up and down automatic features are very helpful for users to quickly go up and down while reading

Describe alternatives you've considered A clear and concise description of any alternative solutions or features you've considered.

Additional context Add any other context or screenshots about the feature request here.