BTinternet provides support for the following software, when used in conjunction with these hardware/operating system specifications:
| 133 Mhz Pentium Processor with Windows 9x, Me, NT4.0 (service pack 4 or later) or 2000 and 32Mb of RAM | |
| Microsoft Internet Explorer 4 | Microsoft Internet Explorer 5 |
| Microsoft Internet Explorer 5.5 | Microsoft Outlook Express 4 |
| Microsoft Outlook Express 5 | Microsoft Comic Chat |
| Microsoft Chat (Comic Chat Upgrade). | Microsoft Active Movie |
| Dial-up Networking 1.2 &1.3 | TCP/IP |
| Macintosh OS 8.1 or later with PPP open transport and 16Mb of RAM | |
| Microsoft Internet Explorer 4 | Microsoft Internet Explorer 4.5 |
| Microsoft Internet Explorer 5 | Microsoft Outlook Express 4 |
| Microsoft Outlook Express 4.5 | Config PPP 2.5 |
| Remote Access | OT/PPP |
| TCP/IP | |
Please note that BTinternet does not support networked computers.
