It is normal for gas-powered chainsaws to "kickback" or respond forcefully to your action - especially when you are sawing through a piece of wood. The main reason for this is that the chainsaw has a lightweight engine, which is incapable of controlling the motion of the chainsaw. When you try to force the chainsaw to cut through a piece of wood, it will kickback or respond forcefully.
However, you can prevent kickback by using the correct technique. The proper technique is to let the chainsaw do all the work, and not to force it. If you insist on forcing it, you will be more likely to have kickback.
So, the first thing you should do is to use the correct technique. Once you have the correct technique, you can prevent kickback. This can be accomplished by following these 8 steps: