Thankfully, there's an alternative method. You can set up a Minecraft server for free with services like Minehut or Aternos. These services have their own computers that host the servers for you so you don't have to keep your computer on all the time. Here's how to set up a server ...
To enable keepInventory, you need to use the command /gamerule keepInventory true This is a per-world command, so if you want keepinventory to be enabled everywhere, run the command in all of your worlds If it says you don't have permission, you can op...