on the old PC, you need to backup your wallet.
press Windows key, type %appdata%, press enter.
look for litecoin folder, open it.
look for the wallet.dat file, back it up.
All this will work if you are using the default datadir for the wallet.
on the old PC, you need to backup your wallet.
press Windows key, type %appdata%, press enter.
look for litecoin folder, open it.
look for the wallet.dat file, back it up.
All this will work if you are using the default datadir for the wallet.