Playing “Minecraft” with an outdated client can lead to problems connecting to servers, not being able to join friends, and missing out on new features. There are several reasons why a Minecraft client might become outdated, including not updating the game regularly, using a modified version of the game, or playing on an unsupported platform. Fortunately, there are a few simple steps that players can take to fix an outdated Minecraft client and get back to playing the game with friends.
Importance and benefits of fixing an outdated Minecraft client: