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These are some quick notes, I hope to add more content later...

Issues with Minecraft mods, etc.
Before doing any changes, I suggest you back up your .minecraft folder.
One would download the game and pay for it, from Minecraft. Also, one needs to run Java
One would want to run the latest version of said mod, and follow the installation instructions.
General troubleshooting information is at the Minecraft support resources page and their help page.
One might need to install other software to make a mod function.
One also might need to have Minecraft run a particular profile.

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