For getting care reaction on facebook you should follow these steps;
How to Get Care Reaction on Facebook;
1- At first, you should be sure that your Facebook is up to date.
How to Update Facebook App;
Go to App store or Google play.
In the search bar write Facebook.
Go to the Program and be sure your app is up to date.
2- Click on Setting.
3- Go to Apps.
4- Click on Facebook.
5- Clear data.
6- Click on Facebook.
7- Go to your Facebook account.
8- Go to your desired post and hold Like key.
9- Now you can choose care reaction.