MSI wind and its clones are using Realtek wifi card. For some reasons Ubuntu do not support this card unless you update the wifi driver by your self.
Step 1 : December Boys film
Check carefully the version of kernel your Ubuntu is
System > administration > system monitor – System Tab : KERNEL LINUX 2.6.2.7.xxxx

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Step 2 : Download the appropriate version ready to use driver for your ubuntu.
The files are .deb, that means your download them, double click on them and it does the work by itself.
http://boskastrona.ovh.org/

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Make sure you download the correct driver you need. Scrolldown the page.
They are working great, just choose the one fitting your machine.
No need to cut wifi during installation of the new driver. A reboot may be needed sometimes.

Note : that with update of the kernel, you will have to update and re-install your Ubuntu wifi driver.
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Do not Upgrade your Ubuntu with out checking if the kernel will be udpated otherwise your WIFI driver may need to be re-installed with the coorect version of kernel
Boski does an amazing job, improving the user experience on Ubuntu. I wish he had some ad or paypal link to support him.
The click and play driver for Ubuntu wi-fi are compatible with the below models and brands :
1 MSI Wind U100
2 RoverBook Neo U100
3 Advent 4211
4 Medion Akoya Mini
5 MyBook M11
6 Mivvy M310
7 Tsunami Moover T10
8 Casper Minibook
9 Datron Mobee N011
10 Proline U100 UMPC
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11 CMS ICBook M1
12 HCL MiLeap MH 04
13 Axioo Pico
14 Averatec Netbook
15 Mouse LuvBook U100
16 Portátil Beep Iridium U10
17 Ahtec LUG N011
18 Sylvania MAGNI Netbook
19 Multirama HT Xpress Book
20 Positivo Mobo White
21 NTT Corrino 101I
22 Aristo Pico i300
23 Nuevo Visa Clip

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