Note: This will only work if your company has made this available for you in the settings.
Go to "Manage", then "Targets".
If you haven't created a target yet you'll get the option to add periods. Here you can choose to set weekly, monthly, quarterly, yearly and even Custom target periods:
You will need to select the preferred dates in the next step, in case you want to adjust the targets forward or backward in time.
Click on "Add targets"
In this page you will have different options. You can add targets for a user, a team or the whole company. If you are setting target for your own user, choose "User". Set the time period for the target, choose your team and select your user. Choose the type of activity for the desired target. Add the quantity/value. Finally, click "Add targets" then "Save changes".
Note: You can set targets for multiple persons at the same time. Choose the users and follow the recipe written above. The targets will automatically copy to the next period.
Protip: If you are going to edit the targets you can simply click on the number it to adjust it.