10/1/2016 new driver models for direct download:862
A4tech Wwu-11 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for A4tech Wwu-11
Certifications for A4tech Wwu-11
5 stars for A4tech Wwu-11 "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 10/1/2016 Updates

All drivers on are updated on daily basis.

However, a new version of A4tech Wwu-11 might have been uploaded since our last site update.

A4tech Wwu-11 Driver Download

Windows Compatibility for A4tech Wwu-11 driver

A4tech Wwu-11 Driver Details:

A4tech Wwu-11 File Name:

A4tech Wwu-11 Driver Version: 147DcLO.Z

A4tech Wwu-11 ZIP Size: 119.kb

Manufacturer: A4tech

A4tech Wwu-11 was fully scanned at: 9/25/2016
Scan Status: driver download scanOK

A4tech Wwu-11 special revision for: Windows XP Tablet PC Edition 64 bit, Windows Vista Starter 32 bit, Windows 7 Professional 64 bit, Windows 7 Enterprise (Microsoft Windows NT) 64 bit, Windows Vista Home Premium 32 bit, Windows XP Home Edition, for home desktops and laptops 32 bit, Windows XP Home Edition N 32 bit, Windows Vista Enterprise (Microsoft Windows NT 6.0.6000.0) 64 bit

A4tech Wwu-11 Download Stats:

Driver Uploaded: 9/21/2016

Direct Downloads: 48
Most Recent Download: 9/28/2016
Managed Downloads: 415
Most Recent Download: 9/30/2016
Download Mirrors: 4
Current Delay: 23 Seconds
Driver License: FS {free software}

Direct Download Success Stats:

Reports Issued By 39/48 Users

Success Reported By 4/39 Users

Driver Download Score73/100

Driver Installation Score63/100

Overall preformance Score68/100

A4tech Wwu-11 1 Thumbs Up1Thumbs
A4tech Wwu-11 0 Thumbs Down0Thumbs
A4tech Wwu-11 driver direct download was reported as adequate by a large percentage of our reporters, so it should be good to download and install.

Installation Manager Success Stats:

Reports Issued By 326/415 Users

Success Reported By 243/326 Users

Driver Download Score85/100

Driver Installation Score90/100

Overall preformance Score96/100

A4tech Wwu-11 233 Thumbs Up233Thumbs
A4tech Wwu-11 15 Thumbs Down15Thumbs
A4tech Wwu-11 driver installation manager was reported as very satisfying by a large percentage of our reporters, so it is recommended to download and install.


1. Direct Download

Select your OS and press "Download".

This option requires basic OS understanding.
Select Your Operating System, download zipped files, and then proceed to
manually install them.
Recommended if A4tech Wwu-11 is the only driver on your PC you wish to update.


2. Driver Installation Manager

This option requires no OS understanding.
Automatically scans your PC for the specific required version of A4tech Wwu-11 + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing A4tech Wwu-11, or the driver installation manager, take a few minutes to send us a report:
* Only registered users can upload a report.

Don’t have a password?
Please register, and get one.

Other drivers most commonly associated with A4tech Wwu-11 problems:

A4tech Wwu-11 may sometimes be at fault for other drivers ceasing to function

These are the driver scans of 2 of our recent wiki members*

*Scans were performed on computers suffering from A4tech Wwu-11 disfunctions.

Scan performed on 10/1/2016, Computer: Lenovo ThinkPad R500

Outdated or Corrupted drivers:8/21

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) processor Integrated Memory Controller Channel 1 Rank Registers - 2CAAUp To Date and Functioning
Mice And Touchpads
Microsoft HID-compliant muisCorrupted By A4tech Wwu-11
Usb Devices
Logitech USB Video DeviceUp To Date and Functioning
NComputing NComputing Virtual USB 1.1 Host ControllerCorrupted By A4tech Wwu-11
Microsoft Microsoft Hardware USB Wireless MouseUp To Date and Functioning
Sound Cards And Media Devices
Sony Multimedia Video ControllerUp To Date and Functioning
Network Cards
Intel(R) Dual Band Wireless-AC 3160Corrupted By A4tech Wwu-11
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
USB Compliance USB-masslagringsenhetOutdated
Microsoft Texas Instruments PCI-8x12/7x12/6x12 CardBus ControllerUp To Date and Functioning
Point Grey Research Texas Instruments OHCI-konformer IEEE 1394-HostcontrollerCorrupted By A4tech Wwu-11
Unibrain Texas Instruments 1394 OHCI Compliant Host ControllerCorrupted By A4tech Wwu-11
Point Grey Research Texas Instruments OHCI-kompatibel IEEE 1394-vertskontrollerUp To Date and Functioning
UPEK TouchChip Fingerprint CoprocessorCorrupted By A4tech Wwu-11
Datel Design & Development DSi AR HW ProgUp To Date and Functioning
Cameras, Webcams And Scanners
Canon Canon MG5300 seriesCorrupted By A4tech Wwu-11
Video Cards
ATI RADEON X600 Series (Microsoft Corporation - WDDM)Up To Date and Functioning
Input Devices
Logitech HID-compliant consumer control deviceUp To Date and Functioning
Port Devices
PROLiNK PROLiNK UI AT Interface (COM7)Up To Date and Functioning
Sony Digital Flat Panel (1024x768)Up To Date and Functioning
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning

Scan performed on 10/1/2016, Computer: HP Presario 2500

Outdated or Corrupted drivers:9/20

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) 945G/GZ/GC/P/PL Processor to I/O Controller - 2770Corrupted By A4tech Wwu-11
Mice And Touchpads
Logitech Logitech Gaming Virtual KeyboardUp To Date and Functioning
Logitech Logicool HID-compliant Unifying MouseUp To Date and Functioning
Usb Devices
Intel(R) Concentrateur MTT USB 2.0Corrupted By A4tech Wwu-11
Sound Cards And Media Devices
ASUSTek ASUS TV7134 WDM TVTuner (FM1216ME)Outdated
Intel Intel WiDi Audio DeviceOutdated
Network Cards
Broadcom Broadcom WLAN AdapterUp To Date and Functioning
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
Intel(R) ICH8 SATA AHCI Controller - 2824Corrupted By A4tech Wwu-11
Nokia Nokia USB OBEXUp To Date and Functioning
Mad Catz Programmable Support for KeyboardUp To Date and Functioning
Intel Intel(r) AIM External TV Encoder Driver 1Outdated
Texas Instruments Texas Instruments PCI-4510 CardBus ControllerOutdated
Nokia Nokia USB Phone ParentUp To Date and Functioning
Cameras, Webcams And Scanners
Microsoft USB Video DeviceUp To Date and Functioning
Video Cards
ATI RADEON X300 Series SecondaryUp To Date and Functioning
Input Devices
Logitech Logitech WingMan Digital DeviceUp To Date and Functioning
Port Devices
Nokia Nokia Asha 311 USB Serial Port (COM5)Corrupted By A4tech Wwu-11
Sony Digital Flat Panel (1024x768)Outdated
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning
Driver ModelOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
A4tech Wwu-11 1.194012/20/201412/30/2015a4tech_wwu-11-1.1940.exe50kbDIXONSXP GX9000, Toshiba Dynabook Satellite T30 173C/5W, Dell Studio 1457, HP HP Compaq nc8230, HP FR546AA-ABE a6653es, Packard Bell IPower J9000, NEC PC-VJ10MCHE2, Lenovo ThinkStation E31, AT TRILINE PROFI 61, Sony PCG-FX602, Panasonic FZ-G1AAHJB1M, Panasonic CF-W7BWHNJR, Fujitsu Stylistic LT P-600, Compaq Presario 6330CA, ASUS CG5290, LG R580-UAAD6BT, Lenovo 20AA000SUS, Toshiba SATELLITE C850-A819, Sony VGN-NW120D, and more.
A4tech Wwu-11 J71.10901/1/201512/28/2015a4tech_wwu-11-j71.1090.exe195kbLenovo 3000 V100 Notebook, Acer TravelMate 8371, IBM IBM System x3500 M2 Server -[783932M, Intel S3420GP, Gateway DX4710-UB801A, LG LS50-A514ZL, Lenovo 00P3799, LG B55MS.ARB4B1K, IBM IBM eServer x226-[8648W16, IBM System x3200 M3 -[7327PAA, Gericom Phantom, Fujitsu M6VCG, Gateway MX6627, Sony VGNFW590GJB, Fujitsu FMVNS2TLR, Lenovo 6483WNQ, HP Pavilion dv8000, Fujitsu FMVCE70J7, and more.
A4tech Wwu-11 1.102.1241/5/201512/30/2015yywlyxd-1.102.124.exe184kbCompaq Presario 6266EA, Sony VGN-C140FP, Packard Bell IPower X1001, GETAC P470, MSI MS-7030, Fujitsu FMVDC2A041, HP P6786l, HP A1412n-aba a1000, Compaq EK346AA-ABZ SR1637IT IT540, Toshiba Satellite T130-11U, Packard Bell EasyNote LS85, Lenovo 6075Y5X, and more.
A4tech Wwu-11 2227312/21/201412/29/2015a4tech_wwu-11-22273.exe21kbHP S5-1028hk, Medion X9613, Sony VPCL229FJ, IBM System x3200 M3 -[7327Z29, Fujitsu PRIMERGY RX350 S7, Gateway DX4820-23, Acer Aspire 7740, Sony VGN-CR60B_P, Intel LC-92T10, HP HP HDX 16, SAMSUN N250P, Supermicro C7Q67, HP AX685AA-ABJ 300-1150jp, Sony VGN-SZ7RMN_B, Toshiba Satellite C660-196, DakTech DTGM5, HP DF162A-ABH T160, Sony VPCL22AJ, EMachines ET1331G-07w, and more.
A4tech Wwu-11 2.122.10010/18/201412/27/2015a4tech_wwu-11-2.122.100.exe87kbSony VGC-RA204, Compaq GN732AA-ABH SR5135NL, HP KZ771AA-UUZ, Lenovo SS09221149, Compaq NY682AA-AR6 CQ3132L, Fujitsu FMVXNLHD2A, Sony VGN-CS26G_R, IBM 1872W5A, Dimotion PCDBS09P, HP HP Compaq 2710p, IBM 8177B1G, Acer Aspire 1820PT, Gateway E-5200, HP P6-2018es, HP HP Compaq nx6110, and more.
A4tech Wwu-11 808362/4/201512/30/2015a4tech_wwu-11-80836.exe91kbHP D7219A-ABA 555Y, NEC PC-VW770FS6B, Olidata IPMSB/H61, Sony VPCEA37FG, Toshiba SATELLITE L850-13U, Creative AIO1900 Series, Toshiba Dynabook T552/36HRJ, Sony VPCW211AD, Toshiba SATELLITE PRO T130, Sony VPCF11E4E, LG R590-XR7WK, NEC PC-GL16MG1R9, Seneca PRO02421, and more.
A4tech Wwu-11 2.131.14412/21/201412/27/2015a4tech_wwu-11-2.131.144.exe185kbIBM 2373B37, NEC PC-MK29MLZDF, HP HP Compaq nc8230, Lenovo 3000 J205 Desktop, Fujitsu FMVF56HDWY, HP PW572AA-B1U, ASUS P5QPL-VM, Fujitsu LifeBook A6210, Sony VPCW217AG, DakTech DTGM5, Sony VGN-SZ77N_C, HP AU917AA-ABA e9270f, HP 700-150ef, Gateway EC1457U, Extracomputer D3128-B2, IBM 23739HG, Transource Computer Systems, HP RF759AA-ABF s7640.f, NOVATECH MBB-44308D, and more.
A4tech Wwu-11 31.1302.110/28/201412/28/2015a4tech_wwu-11-31.1302.1.exe113kbNEC PC-VL580CD1K, Supermicro X7QC3, IBM ThinkCentre A30, Gateway P-7803h, ECS 945GTY-M, Sony VGNFW590GJB, Packard Bell IMEDIA D3013, Toshiba SATELLITE L870-150, Fujitsu FPC03080AL, Standard J10IL105, Fujitsu FMVXNBGJ2Z, MSI MS-7733, and more.
A4tech Wwu-11 8226611/10/201412/30/2015a4tech_wwu-11-82266.exe38kbTCL N700, Toshiba Dynabook T451/59DB, Lenovo ThinkPad Edge E320, Fujitsu FMVCE70L9, NEC PC-LL560MG6BL, Omni OTS-8100SD02815, IBM 8189WB2, Sony VGN-SZ71E_B, HP FQ527AA-AB0 a6630tw, Toshiba Satellite A200-12X, Compaq Presario 6330CA, Lenovo ThinkPad W520, EMachines EL1330, Dell OptiPlex 330, and more.
A4tech Wwu-11 8208611/28/201412/28/2015nbyqmc-82086.exe25kbHP PS235AA-ABF m1280.f, HP RJ131AA-AB8 t3620.t, Zenith Persidio, IBM 84822RU, WIPRO Wsg15886, Sony VGN-NW20EF_W, Panasonic CF-19MH207NW, HP EL521AA-AB1 a1329k, SIEMENS MC PC BOX V5 CPB, Dell XPS A2020, Sony SVE15138CGS, Sony SVS13A17GBB, Sony VGN-TZ330E, HP Presario 2500, and more.
A4tech Wwu-11 1.122.1009/29/201412/29/2015a4tech_wwu-11-1.122.100.exe61kbSony VGN-SZ17SP_C, Sony SVT1311EFYS, LG LW40-J4JE2, Toshiba PSC0SE-02E21EFR, Lenovo ThinkPad SL400, HP RQ480AA-ABZ, Panasonic CF-52GCR42AG, Acer Extensa 7230, HP PX688AA-B14, HP FL436AA-ABF a6631af, Lenovo Lenovo H320 10046, Panasonic CF-W2EC1AXS, EMachines EL1332, Compaq GC662AA-ABA SR5113WM, IBM Eserver xSeries 235 -[86716BG, HP GG698AA-ABH, and more.
A4tech Wwu-11 M1.10661.19/6/201412/28/2015a4tech_wwu-11-m1.10661.1.exe146kbGericom Phantom, Fujitsu M6VCG, Gateway MX6627, Sony VGNFW590GJB, Fujitsu FMVNS2TLR, Lenovo 6483WNQ, HP Pavilion dv8000, Fujitsu FMVCE70J7, Packard Bell EASYNOTE_MX61-B-026, Compaq DC477A-ABA S3100NX NA111, Compaq Presario 734RSH US 470038-608, Sony VGN-FE18GP, and more.
A4tech Wwu-11 N2.1081.191/27/201512/27/2015a4tech_wwu-11-n2.1081.19.exe124kbToshiba Dynabook R731/W2MB, Lenovo 20188, Panasonic CF-53AAC01FG, NEC RND51048395, Fujitsu FMVD94G041, Toshiba Satellite R630, HP Presario R3000, Sony PCG-GR5F_BP, NEC DT000024, Dell Inspiron 3531, HP P6604f, NEC PC-MY30AEZ5D6T6, NEC PC-VY16MEXJRFHX, Panasonic CF-30KAP002B, Toshiba SATELLITE PRO C870-176, Sony VPCCW2S1R, and more.
A4tech Wwu-11 7202.1011/6/201412/28/2015a4tech_wwu-11-7202.10.exe23kbToshiba Satellite X505, HP G5360fr-m, Packard Bell IPower X1001, Packard Bell EasyNote_MX37-U-005, DK Digital EXentia, Toshiba SATELLITE PRO L770-149, Sony SVS1311B4E, Fujitsu FMVNB70E, HP P6374A-ABG 720a, Fujitsu AMILO Desktop La3740, NEC PC-LL750WG1JB, HP PW689AA-ABS D4085.SE, NEC PC-LS450JS6W, NEC PC-LL560MG6BL, Sony SVE15127CDS, LG X130-G.A7B1E1, Packard Bell IMEDIA D4129 BE, HP KJ253AA-ABD, and more.
A4tech Wwu-11 H2.11.178710/12/201412/30/2015a4tech_wwu-11-h2.11.1787.exe217kbAcer Aspire 1425P, Sony PCG-GR5F_BP, Lenovo 7661ZRG, Panasonic CF-W7BC2AXS, WIPRO WSG37425V-0038, Sony VGN-AR11MR, HP RR455AA-ABF t3727.f, HP P6-2155a, Acer Veriton5500G-B, Lenovo 1S16800367700DD, HP FJ422AA-UUW, Supermicro X7DB8-X, IBM System x3550 M3 -[7944PAA, HP P6-2440ef, Fujitsu PRIMERGY TX100 S2, and more.
A4tech Wwu-11 4391.1311/15/201412/28/2015a4tech_wwu-11-4391.13.exe159kbVVIKOO VI P67 PRO, NEC PC-MY21AESED983, HP HP Pavilion P6654Y, HP HP Compaq 6510b, HP HP Pavilion dv9575EM, Sony VGN-TZ37TN_B, Medion MS-7667, HP S5-1445b, IBM IBM System x3400 M2 Server -[7837K9G, Sony VPCW21S1R, NEC PC-GV296VZGL, Medion P6612, Toshiba SATELLITE C55-A-1CR, Sony PCG-K35, Sony VGN-AW52JGB, Lenovo 2007WVJ, HP G5261de, and more.
A4tech Wwu-11 408809/17/201412/27/2015a4tech_wwu-11-40880.exe70kbDimotion LF13Z0077396, HP 3639, Fujitsu D2804-A1, Compaq GC662AA-ABA SR5113WM, Gateway E-155CG, DEPO DEPO_VIP_M8710, MCJ W820Di1, Foxconn AT-7000 Series, HP HP Pavilion dv9000, HP NQ867AA-UUZ m9650ch, and more.
A4tech Wwu-11 F392.1912/9/201412/27/2015a4tech_wwu-11-f392.19.exe140kbIBM 2373ZTS, Toshiba Dynabook CX/45H, SAMSUN N250P, ASUS RS162-E4/RX4, NEC PC-MJ26EBZD1FSG, HP AY020AA-ABL p6320f, HP RA933AA-ABZ, Dell OptiPlex GX1 600L, Fujitsu FMV8NU1LC5, ASUS CS6110, Panasonic CF-30KCPRQAM, and more.
A4tech Wwu-11 N7342.1211/30/201412/27/2015a4tech_wwu-11-n7342.12.exe148kbCompaq KT580AA-A2L SR5548F, HP PX588AA-ABX, Sony VGN-NW24MG, IBM 81387HG, NEC VERSAL2101 RNB31065295, Sony VGN-AW220J, Lenovo 9174Y1A, HP M8417c-ABA m8417c, MSI IR-7529, Fujitsu LIFEBOOK E8310, Aquarius Aquarius Std, Pro, Elt, HP KX781AV-ABJ p6120jp, ECS H57H-MUS, Lenovo ThinkPad Edge E531, Compal DL7x, Sony PCG-FR295MP, Samsung 400B4Z/A01TH, IBM 2672RD3, Compaq GB376AA-ABE SR2237ES, and more.
A4tech Wwu-11 1.1221.1910/15/201412/28/2015a4tech_wwu-11-1.1221.19.exe75kbAcer Aspire 5672, HP VG123AA-ABF p6127f, Lenovo 20BC0000MH, Fujitsu PRIMERGY RX200 S8, HP KX634AA-ABZ, Gateway MT6220B, WIPRO WSG68125W7E-0015, HP HP ProBook 6445b, FIC VA250U, NEC PC-VT5500DE1, Sony SVE14123CBP, Compaq BT466AA-ACJ CQ3211IX, HP PX581AA-ABE, Intel DQ965GF, Compaq P8657F-ABA SR1000V NA510, and more.
A4tech Wwu-11 621.1933/1/201512/30/2015a4tech_wwu-11-621.193.exe148kbPanasonic CF-53AACZYFT, Intel Intel G33 Series, IBM 2672M3G, Sony VGN-SZ38GP_C, HP HP EliteBook 8460p, HP KY789AA-AKL p6175l, Compaq PW783AA-ACJ SR1425IL FD440, Lenovo 3000 G530 Notebook, HP AY024AA-ABA s5360f, Panasonic CF-SX3TETBR, Fujitsu FMVP773BDW, Clevo W240BL_W250BZ_W270BZQ, and more.
A4tech Wwu-11 63221.12/18/201512/30/2015a4tech_wwu-11-63221.1.exe204kbPackard Bell EasyNote LS85, Lenovo 6075Y5X, Sony SVL2412Z1EB, HP EC651AA-ABY, Sony PCG-Z1M, IBM 26478RG, Lenovo ThinkPad X121e, Toshiba Dynabook TX/77MBLK, Fujitsu FMVA56HW, WIPRO WSG37555W7-0288, HP P6604f, Ipex I.T.G Havre series, Seneca PRO102698, Dell PowerEdge R905, HP P7541A-ABG 711a, and more.
A4tech Wwu-11 81.18069/14/201412/30/2015okqulrav-81.1806.exe131kbIBM ThinkCentre A52, Sony VGN-SZ55B_B, HP HP Pavilion g6-1a45ca, Toshiba Dynabook T451/59DB, IBM ThinkPad G40, Gigabyte EP45T-DS3, Dell Latitude 131L, Gigabyte G33M-S2, MSI U4-7302, HP RR460AA-ABF s7740.f, NEC PC-LM530WH6B, Biostar TP55, HP RY889AA-UUW, Sony VGN-CS62JB_R, AXIOO PICO DJV Model, Packard Bell PACKARD BELL IMAX X7300 SP, Dell Precision T7610, Gateway P-6318u HSN, and more.
A4tech Wwu-11 X208009/16/201412/27/2015a4tech_wwu-11-x20800.exe103kbSony VGN-A215M, Compaq DT176A-ABE S5320ES ES340, NEC PC-MJ30DLZCA, HP KT541AA-UUB a6528hk, Panasonic CF-19FHLAXAM, NEC PC-LL900BD, Intel MGM965JB, Sharp PC-MM Series, Supermicro X9DRE-TF+/X9DR7-TF+, Toshiba Satellite 1415, LG E500-S.AP33T, and more.
A4tech Wwu-11 492.12/27/201512/30/2015a4tech_wwu-11-492.1.exe33kbFujitsu FMVNFD75B, NEC EASYNOTE PB41Q00006, Toshiba SATELLITE NB10t-A-103, Sony VGN-NS92XS, Shuttle XG41, HP HP Pavilion dv6-6128ca, Buympc TRANSPORT T2500 154 E, Fujitsu N6220, IBM 6218Z1H, Fujitsu FMVLX55M, Sony VGN-NS230TE, Acer Veriton L670, Panasonic CF-N10EYADR, Toshiba Satellite C660-196, NEC PC-LL3509D, Packard Bell IPower J9000, HP HP 530 Notebook PC, IBM 265244G, and more.
A4tech Wwu-11 P61.13929/25/201412/30/2015a4tech_wwu-11-p61.1392.exe146kbSony VGN-CR327_W, NEC PC-VN790FS, Lenovo ThinkPad R61, NEC PC-LL708WJ01B, Lenovo 9636/73G, Olidata H8DA8/H8DAR, Packard Bell IPower X9200, Sony SVE14112ENB, Gateway J6452, IBM ThinkPad T30, HP Pavilion P6640F ABC, HP HP Compaq 2710p, Acer AX1430G, and more.

Please Note: There are particular operating systems known to have problems with A4tech Wwu-11:
  • Windows XP Home Edition N
  • Windows 7 Professional
  • Windows XP Tablet PC Edition
  • Windows Vista Business
  • Windows Vista Home Basic
  • Windows 8
  • Windows 7 Home Premium
  • Windows 7 Ultimate
If you encounter problems with the direct download for these operating systems, please consult the driver download manager for the specific A4tech Wwu-11 model.
Laptop A4tech Wwu-11Tablet A4tech Wwu-11Download A4tech Wwu-11Upgrade A4tech Wwu-11Update A4tech Wwu-112016 A4tech Wwu-11Free A4tech Wwu-11Data A4tech Wwu-11Info A4tech Wwu-11Help A4tech Wwu-11Guide A4tech Wwu-11Comments A4tech Wwu-11Windows 10 A4tech Wwu-11Vista A4tech Wwu-11Windows 7 A4tech Wwu-11Install A4tech Wwu-11