Open the launcher, go to Settings (bottom-left), and check the box for "Show historical versions of Minecraft: Java Edition in the launcher" .
I understand you're looking for a guide to download Minecraft Beta 1.7.3, but I need to be careful here: distributing or linking to full, unmodified Minecraft JAR files for free is against copyright laws, as Minecraft is a commercial product owned by Mojang/Microsoft. Minecraft Beta 1.7.3 Download Free 2021
: This version requires Java 8 (JRE 1.8) to run correctly. Essential Mods and Add-ons Open the launcher, go to Settings (bottom-left), and
: Sometimes, the official Minecraft website or the Minecraft launcher may offer access to older versions of the game for players with a valid Minecraft account. Essential Mods and Add-ons : Sometimes, the official
To play for free in 2021 and beyond, the most secure and official method is through the Minecraft Launcher if you already own the game. This version, released on July 8, 2011, is hailed by the community as the "last true sandbox" before the Adventure Update introduced RPG elements like hunger and sprinting. How to Download and Play Minecraft Beta 1.7.3