Looking to become a first time mozilla user

[DeeBye]

For everyone posting screenshots of your browser window, don't use .jpg as a file format. Jpg is a lossy image format meant for true to life or photo quality images. Gif or (better yet) .png is ideal for window screenshots. The images will be very sharp, and very small in filesize.

For more information on when to use what image filetype, check out this informative webpage.