ThinkPad T43/T43P Wireless Driver Download:

IBM ThinkPad T43/T43p has 4 model of wlan adapter: 

1. ThinkPad 11b/g Wireless LAN Mini PCI Adapter ;
2. ThinkPad 11a/b/g Wireless LAN Mini PCI Adapter II;
3. Intel Pro/Wireless 2200bg Mini PCI adapter;
4. Intel Pro/Wireless 2915abg Mini PCI adapter.

1. Driver for ThinkPad 802.11abg, 802.11bg,  Wireless LAN Mini PCI Adapter

• for Windows Vista: Download
  This package provides the Wireless LAN driver and Utility Software for Microsoft Windows Vista 32-bit and 64-bit to enable the following Wireless LAN adapters:
  
  - IBM 11bg Wireless LAN Mini PCI Adapter
  - IBM 11abg Wireless LAN Mini PCI Adapter II
  - ThinkPad 11bg Wireless LAN Mini PCI Express Adapter
  - ThinkPad 11bg Wireless LAN Mini PCI Express Adapter II
  - ThinkPad 11abg Wireless LAN Mini PCI Express Adapter
  - ThinkPad 11bgn Wireless LAN Mini PCI Express Adapter
  - ThinkPad 11abgn Wireless LAN Mini PCI Express Adapter
  
  This package supports the Wireless LAN installed models of the following ThinkPad systems:
  
  - R50, R50e, R50p, R51, R51e, R52
  - R60, R60e, R61, R61e, R61i
  - T43, T43p, T60, T60p, T61, T61p
  - X32, X40, X41, X41 Tablet
  - X60, X60s, X60 Tablet, X61, X61s, X61 Tablet
  - Z60m, Z60t, Z61e, Z61m, Z61p, Z61t
  
• for Windows XP, 2000: Download
  This package provides the Wireless LAN driver and Utility Software for the following Wireless LAN adapters.
  
  - IBM 11a/b/g Wireless LAN Mini PCI Adapter II
  - IBM 11b/g Wireless LAN Mini PCI adapter
  - ThinkPad 11a/b/g Wireless LAN Mini PCI Express Adapter
  - ThinkPad 11b/g Wireless LAN Mini PCI Express Adapter (II)
  
  This release supports the following ThinkPad systems:
  - ThinkPad G41
  - ThinkPad R50, R50e, R50p, R51, R51e, R52
  - ThinkPad R60, R60e, R61, R61e, R61i
  - ThinkPad T43, T43p
  - ThinkPad T60, T60p, T61, T61p
  - ThinkPad X32
  - ThinkPad X40, X41, X41 Tablet
  - ThinkPad X60, X60s, X60 Tablet, X61, X61s, X61 Tablet
  - ThinkPad Z60m, Z60t, Z61e, Z61m, Z61p, Z61t
  
  Note:
  - This driver is language independent and can be used with any language system.
  
• for Windows NT 4.0: Download
  This package provides the Wireless LAN driver, Utility Software for the following Wireless LAN adapters for Microsoft Windows 98 SE and NT 4.0.
  
  - IBM 802.11b/g Wireless LAN Mini PCI adapter
  
  This release supports the following systems:
  
  - ThinkPad T40, T41, T42, T43 (*1)
  - ThinkPad X31, X32 (*1), X40 (*1)
  
  Notes:
  - (*1) Only Windows NT 4.0 is supported.