Updates: (Note: updates are only required if you had previously downloaded an old mods.zip, the current mods.zip is always up to date)
To install an update, move the zip file to the minecraft folder of the instance, then extract right there ̣(check if files are placed correctly)
Prerequisites:
Download the launcher here, this is a portable version, simply extract to a desirable location.
Download the essential mod files here
Boot up Fjord Launcher, proceed until the main screen is shown, then add an account
Add an authlib-injector account, have username and password be the same as the account on this website, if you do not have an account, ask kak. Have the server be mc.kakgonbri.party
Add an instance like this:
Create the instance, go back to the list of instances, then open the folder of the newly created instance
Copy the mod files (mods.zip) over to the minecraft folder of the instance
Extract here
Go back and launch the instance, be sure to install authlib-injector
Add mc.kakgonbri.party as a server, and join
Congratulations, now if anything wrong happens, you can annoy the shit out of me, or find a way to fix it yourself, which involves looking at the log, and being able to read