Download ICQ on your PC and start using high quality video chat, free messaging and free calls to any country. New ICQ for Windows. Simple way to . Mirabilis ICQ a Buffer Overflow Download Shellcoded Exploit * Bug Tested with: * ICQ a Build # on Win XP Pro Sp2 * ICQ. A LAN Messenger is a instant messaging program for computers designed for use within a Windows NT//XP improves upon this with Windows Messenger service, the messenger service is off in Windows XP SP2 and blocked by Windows Adium · Ayttm · BitlBee · Centericq · eBuddy · Empathy · Fire · Instantbird. Old Version of ICQ for Windows XP. Website. pethydro.org Developer. ICQ, Inc. Latest Version. ICQ Supported Systems Legacy OS support. I used new Pidgin on WinXP SP2 (Pidgin ) and I am very appertice you are fixing sending messages to offline MSN contact, but now it´s not able sending. I use WinXP SP2 and i think problem is in GTK because only after rewrite on new version come this problem. Btw. 25 min. ago i installed pidgin. Windows has a similar, built-in feature called the "Windows Messenger Service. Microsoft's free instant messaging program (a la AOL Instant Messenger, ICQ, or IRC.) Windows 98SE, or Windows ME, or Windows XP Service Pack 2. BUT . CONS: Video chat is not embedded in the conversation window, Social networks must be configured on the program's website, No innovation over other IM apps. Old-fashioned and out-dated instant messaging platform. ICQ for Windows ICQ will be one of the first adopters of the platform, and the instant messaging Windows XP Service Pack 2 already has such functionality, but.