To add new post to the forum follow the following steps.
1) Select the board where you wish to post a new topic.Suppose you want to post new topic in "Tips and Trick" category, then first click on it as shown below
2) Once you click on the particular board, a new window will open for that board. Now, to post a new topic, click on ' New Topic' options given on the top right side of the screen as shown in below image
3) Once you click on new topic options a new window will be open with message box. Type the message in that window and then click on post options to post the same.
Once you click on the post options it will post the new topic on that particular board and you will be redirect to that category automatically as shown below