Add Timeline or TaskView to Context Menu

Before using the following steps, this is recommended to create Registry files backup and create a system restore point to be on the safe side. Now, open Registry Editor. For that, press Win + R, type regedit and hit the Enter button. After opening, navigate to this path- In the shell key, you need to create a sub-key. To do that, right-click on the shell, select New > Key and name it TaskView. After that, you need to create a sub-key under TaskView. For that, right-click on TaskView > New > Key and name it as Command. After creating them, it should look like this-

Now, go to the Command key. You should find a Default string value on your right-hand side. Double-click on this and set the value as follows-

Click the OK button to save the change. Once you have done this, you should find the TaskView option like this in the context menu-

Hope you will find this tutorial useful.