To join Jacob’s Beta 1.7.3 Server, you’ll need the Betacraft Launcher. This launcher makes it possible to play older Minecraft versions like Beta 1.7.3, since Mojang’s old authentication servers are…

Step 1 — Create a New Installation Step 2 — Add JVM Arguments Step 3 — Add the Server Step 4 — Receive Approval Guests may be promoted to Members…