Going to Set up > Governance and selecting App Manager to control Home Dashboard will allow you to set up the Dashboard Tiles and Layout for everyone.
To set up a home Dashboard layout, click on the Home icon on the left-hand navigation to go to home Dashboard, then click on the gear icon at the bottom right-hand corner.
You have 18 Dashboard layouts to choose from. Click on the gear icon at the bottom right-hand corner of the Dashboard to display the layout options. You can then select whether to include the Feed on the Dashboard or not. Your available options will change depending on your choice.
The Home Feed displays all Feed Posts from Sites, People, and Topics the user is following. To select the Dashboard Tiles, click on the + icon at the bottom right. This will bring up a list of Tiles you can add to the home Dashboard.
Click on the + icon at the bottom right-hand corner of the Dashboard to bring up a list of the Tiles that you can add to your Home Dashboard. Tiles are split into four categories - Content, Organization, Rich text & Links and External. You can change the title of all the Tiles. See our article on Tiles for all tiles-related information.