I know this is Rockstar Games discussions section but people should know this.

If you want to play BF2 Online after years, follow instructions:

1- Install BF2 v1.5
2- Find a cd key and use with "cd key changer"
3- Install BF2Hub client.

https://www.bf2hub.com/home/

NOTE: If you have trouble, there are tons of tutorial videos on youtube

NOTE: Please share this with your social network. Because, more sharing means more playing.