FIRST you want Adblock or Ublock unless you are a supporter of all the ADs shoved in your face and you are forced to view whether you agree with the content being shown or not.
https://adblockplus.org/
https://www.ublock.org/
If you want to remain anonymous just click connect. You will be NTA_(random Number)
If you want to chose a temporary nick, just enter one in the box and hit connect. If the name is not already registered then you will be able to use it.
DO NOT LEAVE A SPACE BEFORE THE FOWARD SLASH / IT WILL GO IN THE CHANNEL IF YOU DO!
YOU CAN TEST IN A RANDOM CHANNEL ALONE BY TYPING /join #RandomNameHere
If you would like to KEEP this nick then in the chat text box type in msg-->/NickServ REGISTER password email-address
e.g. - /msg NickServ REGISTER bar foo@bar.com
You can use a real email address or a made up one but, if you ever forget your password.. well, you lost that nick.
Hit enter or click send.
NOTICE! IMPORTANT! Make sure it starts with the /
ANYTHING NOT STARTING WITH / WILL GO INTO CHAT. YOU CANNOT HAVE A SPACE BEFORE /MSG NICKSERV REGISTER....
The next time you enter chat, you will see the below message:
You can identify or you can still chat with the nick without identifying if you want. Identifying just claims the nick as your own.
If you ever go to sign on and someone is on under your nick, you can log on under a random name and use: /nickserv ghost nickname password
e.g. /msg Nickserv Ghost SpongeBob bar
NOTICE! IMPORTANT! Make sure it starts with the /
This will ghost them off/out of chat and you can take your nick back.
Then: /nick