NPCs need to have an appropriate house to live in. This requires you to have a space closed off, made with at least 25 blocks, a background wall made with at least 32 blocks, a table, a chair, a door an it must be well lit. Otherwise, no NPC will spawn even if you meet the requirements.
well, you can but you need to mod it. its not that hard to do if you have a basic understanding of coding.
First you need to unlock hard mode. there after is there a mob, that is in the underground corruption, that is very similar to the man eaters from the jungle... They don't always drop it, but when they do it's about 6 cursed flames... You can also read about Terraria in the Terraria wiki. There can you also read about the drops, weapons, npcs and much more.
Is the server up? or is the owner asleep or somewere.
no you will get a error sorryi got an Xp too it wont work
By building a house as big and small as u like this house must include a table two chairs a backround put ther by the player and lighting (aka torchs) with two doors
Harpies only appear if your altitude is high enough. A sky island works nicely.
In Terraria, you can type by pressing the Enter key to open the chat window. Once the chat window is open, you can type your message and press Enter again to send it. You can also use specific prefixes like "/w" for private messages or "/g" for team messages, depending on your needs. Additionally, you can use the chat to interact with NPCs or input commands in multiplayer modes.
Terraria happened in 2011.
Search "Terraria invedit" on youtube.
Just Google Terraria servers and copy the ip address into the multiplayer slot on terraria.
If you have Terraria on Steam it updates itself once an update is available.
It shouldn't. However, you should try changing your graphics settings in Terraria to a lower setting (example: high -> low). If that doesn't work, do a google search. If no results pop up, make a thread on the terrariaonline forums.