Goal: Go to settings, open notification tab and switch on All Gmail notificati
Step instructions:
Go back to the previous page
Click on the overflow button at the top left corner of the screen to view settigns option
Scroll down to view the settings option
Click on the settigns option to open it 
Click on General settings to view notification tab
Click on Manage notifications to open notification tab
Click on the toggle button of All Gmail notifications to switch on notifications
Actions:
action_type: navigate_back
action_type: click
action_type: scroll
direction: down
action_type: click
action_type: click
action_type: click
action_type: click