Suggestion to Adding "Undo and Redo Feature" on Free Hola VPN

Components

the component I would like to suggest is to add undo and redo features to the free hola vpn so that any free hola vpn user is made easy to go back or forward to the previously opened web.

Proposal

I use this application, and I feel there is a lack of this application is the absence of undo features to return to the previous web and redo to enter the web that I've entered before. so I suggest to add undo and redo features to make it easier and comfortable for users of this app.

berofe

Mockups / Examples

if applied to the free vpn hola app

Benefits

benefits that will be gained if adding undo and redo features on the free hola vpn is:

1. every user will be easier to return to the previous web that has been opened.
2. each user will more easily re-enter on the web he has left behind
3. make the users more comfortable and easy in performing activities on the application free hola vpn