you cant our you will have to a cheat
go to the move deleter to delete moves such as HM
yes. he can erase both tms and HMS which is useful since the game won't let you replace them with naturally learned moves.
The only way to delete HM's is to have the Move Deleter in Canalave City do it for you.
to make a long story shorter. actually the regular story is not sort at so I will say it. You can't You can't, and you shouldn't. yes you can...theres a old man in lilycove(in a house) and he will delete any hm moves
In Lilycove City, there's a move deleter (near the department store) that can delete any move from a Pokemon's repertoire, including HM's, Hidden Machines.
You can only migrate a Rayquaza that knows a HM move if you delete the HM move by going to a person who will delete moves for you including HM moves. In Pokémon Ruby, Sapphire and Emerald, this person is in Fallarbor Town and in Pokémon FireRed and LeafGreen this person is in Fuchsia City near the Pokémon Center there.
To delete HM moves go to the move deleter in canalave city, This was my first answer on wikianswers- !!
Go to Lilycove City. The Move Deleter is inside one of the northernmost homes. Talk to him and he'll delete the move for you.
to remove an H from your pkemons battle moves, go to lilycove, and there is amove deleter there. he can delete any move. Hope I helped!
You can delete HM Moves via the Move Deleter, who is located in Canalave City.
Go to Lillycove City and in that town there is a move deleter who will delete any move (Including HM's) for free.
To delete an HM move, you must go to the move deleter in Fushia city. He can delete any move you want to... even a HM move! but don't forget that after that HM is deleted that Pokemon only has 3 moves left so teach it another move!