How to Use The Default Launcher

Step 1 — Create a New Installation

• Open Minecraft Launcher → Settings → Minecraft: Java Edition Settings.
  • Turn On: Show historical versions of Minecraft: Java Edition in the Launcher
• Select Minecraft: Java Edition → Installations → New Installation.
• Select old_beta b1.7.3 from the Version dropdown.

Step 2 — Add JVM Arguments

• Go to More Options → JVM Arguments.
• Add the following to the beginning of the line:

-Dhttp.proxyHost=betacraft.uk -Djava.util.Arrays.useLegacyMergeSort=true

• Leave the rest of the arguments as default.
• Press Install and Launch the Game

Step 3 — Add the Server

• Go to Multiplayer → Add Server.
• Enter:
  Server Address: server.jacobvanwie.org

Step 4 — Receive Approval

Guests may be promoted to Members once trusted by other players.

Step 5 — Explore & Commands

• /spawn → Return to spawn
• /sethome → Set a home location
• /home → Teleport to your home
• /info → Server basics
• /tpa <player> → Request teleport
• /tpaccept → Accept teleport requests
• /tpdeny → Deny teleport requests
• /info → View server info