1- When starting a new post with picture(s), save a picture from a website to your desktop or any place where you can retrieve easily..

2- Then in your post, click on "Attachments" ..


3- Then you will see "Add Files" click on it..


4- After this, you must click on "Choose file" and pick the picture you want to display, the name of your file will then appears..


5- Next to it, you will see "upload", click on it, you will see a small pic inside the window you working in with the name of your file..


6- To post your picture, click on "Inside Inline" then "Done" next to it, your attachment will appears inside your post..