Your school/library PC may not have Java installed. Workarounds:
: Before downloading, read the description to ensure it's a legitimate version of Minecraft and that it includes everything you need (like a built-in launcher, if necessary). minecraft download 189 portable
Before we get into the "how," let's look at the "why." If you browse Minecraft forums or PvP clients, you will notice that 1.8.9 is the gold standard. Here is why: Your school/library PC may not have Java installed
But here’s the truth:
A standard Minecraft installation scatters files everywhere: minecraft download 189 portable