You can post a Tweet to Twitter by following one of the below steps:
1. Please follow the steps below:
a. Go to your Home Page.
b. Click on the “Twitter” Tab on the top of your activity feeds area, just below the status box.
c. Login into your Twitter account.
d. Now, enter your Tweet and click on the Tweet button.

OR

2. Please follow the steps below:
a. Go to your Home Page.
b. Now, enter your status / post and click on the “Publish this on Twitter” icon.
c. Click on the “Tweet” button.