[Commands not working]

OMFG IT WORKED THANK YOU

[Commands not working]

tried to to op myself, and it said the command was unknown (yes i typed /op SirTruths from the console) 

so then i typed /help because it told me to

and it said /help was an unknown command

btw in the pic where im in the game i typed /gamerule keepInventory true and this is the message i got

 

[how the actual frack do u upload a world]

ive followed so many tutorials, and with this new goddamn update u cant change/upload worlds via chat

ive tried zipping with 7zip and rar

ive tried all the old tutorials that dont work

everytime i try to upload a world it just says "something went wrong"

the world im trying to upload were created with Terraforged and When Dungeons Arise if that helps