Samsung printer SCX-4821HN how to solve the paper feed problems

SCX-4821HN paper feed problem see the figure below solution:

 

For the printer's paper specification, see the following figure:

 
 

Note:

① Please shake the paper repeatedly before putting the paper, eliminate the static electricity of the paper, so as to avoid the adsorption of the paper together.
② Do not put the paper of different sizes together. Make sure that the size of the paper is the same.
③ If the used paper is too soft or too light, do not repeat it in the paper tray.
④ Pay attention to the adjustment of the guide board when putting paper, and then easily put the paper into the paper tray.
⑤ The paper on the paper tray must meet the requirements of the paper size and type.
⑥ If you use non-standard paper (such as adhesive paper, photo paper, tag, envelope, thick paper, etc.), do not place it on the automatic paper tray, you need to place it manually into the paper tray, and only one at a time.