Officially MSI only release Windows 7 32-bit driver for this model, but when i look at the installer most of them also contain driver for 64-bit. If you have problems installing the driver let me know by leaving your comments in the comment section below.
Compatibility: Windows 7 32-bit, Windows 7-64bit
Model: U135DX
1.AUDIO
Realtek HD Audio Description
Version 6.0.1.6101
Release Date 2010-06-23
File Name: ad_alc662_6.0.1.6101_al00.zip
File Size 84.96 MB
Download
2.CHIPSET
Intel(R) 5 Series Chipset
Mobile Intel 945 Express Chipset, 965 Express Chipset, 4 Series Express Chipset and 5 Series Chipset Family
Version 9.1.1.1027
Release Date 2009-11-11 OS
File Name: cs_intel5series_9.1.1.1027_al00.zip
File Size 2.33 MB
Download
3.BLUETOOTH
msi Bluetooth_3801/3870/3871
Version: 3.0.2.280 Version 3.0.2.280
Release Date 2011-04-06
File Name: bt_38013870_3.0.2.280_al00.zip
File Size 67.95 MB
Download
4. CARD READER
UB6250 ENE Card Reader Description
Version 5.89.0.71
Release Date 2010-08-13
File Name: cr_ub6250_5.89.0.71_al00.zip
File Size 1.15 MB
Download
5.GRAPHIC
Mobile Intel® GMA 3150
Version 8.14.10.2117
Release Date 2010-06-24
File Name: vga_gma3150_8.14.10.2117_w732.zip
File Size 21.81 MB
Download (32-bit)
Download (64-bit)
6. LAN/ETHERNET
Realtek LAN
Version 7.011.1127.2009
Release Date 2009-12-09
File Name: lan_rtl8111brtl8111crtl8111dlrtl8102ertl8103el_7.011.1127.2009_w700.zip
File Size 5.33 MB
Download
7. TOUCHPAD
Sentelic Touchpad
Version 8.8.8.6
Release Date 2012-12-18
File Name: touchpad_stl_8.8.8.6_w700.zip
File Size 39.17 MB
Download
8.WIRELESS
There are 3 applicable wireless driver, to identify your wireless you can refer here:
http://www.msi.com/html/pdf/wireless_note.pdf
Atheros Wireless Lan
Version 9.2.0.458
Release Date 2012-01-17
File Name: wl_ge780ne771ne770ne773ne785h_9.2.0.458.w700.zip
File Size 17.58 MB
Download
Intel Wireless Lan
Version 13.2.0.30
Release date 2010-12-22
File Name: wl_kilmerpeak_13.2.0.30_al00.zip
File Size 381.53 MB
Download
msi Wireless Lan_6890/6891
Version 3.1.8.1
Release Date 2010-09-30
File Name: wl_68906891_3.1.8.1_w700.zip
File Size 1.58 MB
Download
9. WIMAX
WiMax_Intel
Version 5.30.1005.3
Release Date 2010-10-07
File Name: wm_intel_5.30.1005.3_al00.zip
File Size 91.01 MB
Download