Like other games, it can function with some issues, for example,unrecoverable error.
Today, we will discuss another error New World connection error.
Just bail out of your account and then log back in to see if your issue is resolved.

If not, try other ways.
Reboot your system and see if New World connection error still appears.
If yes, start your router (Related article:How to Restart a Router and Modem Properly).

it’s possible for you to go to configure to allow New World to go through Firewall.
Step 1: Navigate toSettings > Update & Security > Windows Security > Firewall & internet protection.
Step 2: ClickAllow an app through firewall.
Step 3: ClickChange tweaks, locatenewworld.exeand verify the permissions forPrivateandPublicare granted.
Step 4: ClickOKto save the change.
Step 1: Launch Steam and go toLibrary.
Step 2: LocateNew World, right-select it and chooseProperties.
Step 3: Go toLocal Files > Verify integrity of game files.
Step 1: Go toDevice Managerby pressingWin + X.
Step 2: ExpandNetwork adapters, right-click your online grid, and chooseUpdate driver.
Step 3: Let Windows search for and drop in the latest version for your online grid card.
Disable IPv6
Sometimes disabling IPv6 is a way to fix New World connection error.
Step 1: Go toSettings > web link & Internet.
Step 2: Under theStatustab, clickChange adapter options.
Step 3: Right-tap on your data pipe connection and chooseProperties.
Step 4: Uncheck the box ofInternet Protocol Version 6 (TCP/IPv6).
Step 5: Save the change by clickingOK.
Bottom Line
These are the common fixes for New World connection error.