10/26/2016 new driver models for direct download:681
A4tech Ok-520 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for A4tech Ok-520
Certifications for A4tech Ok-520
5 stars for A4tech Ok-520 "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 10/26/2016 Updates

All drivers on are updated on daily basis.

However, a new version of A4tech Ok-520 might have been uploaded since our last site update.

A4tech Ok-520 Driver Download

Windows Compatibility for A4tech Ok-520 driver

A4tech Ok-520 Driver Details:

A4tech Ok-520 File Name:

A4tech Ok-520 Driver Version: 800l14

A4tech Ok-520 ZIP Size: 112.kb

Manufacturer: A4tech

A4tech Ok-520 was fully scanned at: 10/24/2016
Scan Status: driver download scanOK

A4tech Ok-520 special revision for: Windows XP Home Edition N 32 bit, Windows 7 Ultimate 32 bit, Windows XP Professional 64 bit, Windows XP Professional N 64 bit, Windows Vista Home Premium 64 bit, Windows XP Tablet PC Edition 32 bit, Windows XP 64-bit Edition 64 bit, Windows 7 Home Premium 64 bit, Windows XP Home Edition, for home desktops and laptops 64 bit, Windows 10 64 bit, Windows XP Media Center Edition 2005 64 bit, Windows Vista Home Basic 64 bit, Windows RT 32 bit, Windows Vista Ultimate 64 bit

A4tech Ok-520 Download Stats:

Driver Uploaded: 9/21/2016

Direct Downloads: 580
Most Recent Download: 10/25/2016
Managed Downloads: 863
Most Recent Download: 10/25/2016
Download Mirrors: 4
Current Delay: 26 Seconds
Driver License: FS {free software}

Direct Download Success Stats:

Reports Issued By 489/580 Users

Success Reported By 89/489 Users

Driver Download Score66/100

Driver Installation Score69/100

Overall preformance Score68/100

A4tech Ok-520 48 Thumbs Up48Thumbs
A4tech Ok-520 13 Thumbs Down13Thumbs
A4tech Ok-520 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 816/863 Users

Success Reported By 735/816 Users

Driver Download Score79/100

Driver Installation Score91/100

Overall preformance Score85/100

A4tech Ok-520 689 Thumbs Up689Thumbs
A4tech Ok-520 52 Thumbs Down52Thumbs
A4tech Ok-520 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 Ok-520 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 Ok-520 + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing A4tech Ok-520, 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.

A4tech Ok-520 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 Ok-520 disfunctions.

Scan performed on 10/26/2016, Computer: Compaq FR604AA-ABF SR5529FR

Outdated or Corrupted drivers:7/24

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel IPMI InterfaceCorrupted By A4tech Ok-520
Mice And Touchpads
Elo TouchSystems Elo Serial Touchmonitor InterfaceOutdated
Synaptics Synaptics SMBus TouchPadUp To Date and Functioning
Elo TouchSystems Elo Serial Touchmonitor InterfaceUp To Date and Functioning
Usb Devices
SafeNet SafeNet Inc. Sentinel HASP KeyUp To Date and Functioning
Motorola Motorola USB DeviceUp To Date and Functioning
Sound Cards And Media Devices
NVIDIA NVIDIA High Definition AudioUp To Date and Functioning
Realtek High Definition Audio-enhetUp To Date and Functioning
AnalogDevices SoundMAX Integrated Digital HD AudioUp To Date and Functioning
Network Cards
Samsung Remote NDIS based Internet Sharing DeviceUp To Date and Functioning
Microsoft HID KeyboardCorrupted By A4tech Ok-520
Hard Disk Controller
Winbond Sony Memory Stick controller(WB)Up To Date and Functioning
Microsoft Texas Instruments PCI-xx21/xx11 CardBus Controller with UltraMediaUp To Date and Functioning
Nokia Nokia E52 USB PhonetUp To Date and Functioning
Microsoft Xbox 360 Controller for WindowsUp To Date and Functioning
Intel Intel(r) AIM External Flat Panel Driver 4Up To Date and Functioning
Microsoft Texas Instruments PCI-8x12/7x12/6x12 CardBus ControllerUp To Date and Functioning
Point Grey Research Texas Instruments OHCI-kompatibel IEEE 1394-vertskontrollerUp To Date and Functioning
Cameras, Webcams And Scanners
Importek USB Composite DeviceUp To Date and Functioning
Video Cards
NVIDIA NVIDIA GeForce GT 640MUp To Date and Functioning
Input Devices
Microsoft HID Non-User Input Data Filter (KB 911895)Corrupted By A4tech Ok-520
Port Devices
LG LGE Bluetooth TransPort (COM5)Corrupted By A4tech Ok-520
Sony Digital Flat Panel (1024x768)Corrupted By A4tech Ok-520
Mobile Phones And Portable Devices
Acer NOKIACorrupted By A4tech Ok-520

Scan performed on 10/26/2016, Computer: HP Pavilion Dv5 NoteBook PC

Outdated or Corrupted drivers:8/18

Device/DriverStatusStatus DescriptionUpdated By Scanner
NVIDIA Standard AHCI 1.0 Serial ATA ControllerOutdated
Mice And Touchpads
Microsoft Microsoft USB IntelliMouse Explorer 4.0 (IntelliPoint)Corrupted By A4tech Ok-520
Usb Devices
Mitsumi Mitsumi USB FloppyUp To Date and Functioning
Sound Cards And Media Devices
C-Media StandardgameportCorrupted By A4tech Ok-520
NVIDIA NVIDIA GeForce GT 635MUp To Date and Functioning
Network Cards
Realtek Realtek RTL8168C(P)/8111C(P) Family PCI-E Gigabit Ethernet NIC (NDIS 6.0)Corrupted By A4tech Ok-520
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
Silicon Integrated Kontroler SiS PCI IDEUp To Date and Functioning
Datel Design & Development DSi AR HW ProgCorrupted By A4tech Ok-520
Intel Intel(r) AIM External Flat Panel Driver 2Up To Date and Functioning
Nokia Nokia 5230 USB OBEXUp To Date and Functioning
Google Nexus 4Corrupted By A4tech Ok-520
Cameras, Webcams And Scanners
EPSON EPSON Stylus CX6400Up To Date and Functioning
Video Cards
NVIDIA NVIDIA GeForce GT 640MUp To Date and Functioning
Input Devices
KME USB-brugerstyret inputenhed (HID)Corrupted By A4tech Ok-520
Port Devices
Nokia Nokia Asha 311 USB Serial Port (COM5)Up To Date and Functioning
Sony Digital Flat Panel (1024x768)Corrupted By A4tech Ok-520
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning
Driver ModelOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
A4tech Ok-520 602.102.12/11/201512/29/2015a4tech_ok-520-602.102.1.exe68kbLG E500-S.AP28P, Acer TravelMate 2460, Sony VGN-FW21L, Lenovo 57125694, Intel MGM965JB, Lenovo ThinkPad X60 Tablet, Toshiba Dynabook EX/56LWH, HP FR561AA-ABF a6539.f, HP Hp workstation xw6000, NEC PC-LL5006D2DR, and more.
A4tech Ok-520 8076910/7/201412/28/2015a4tech_ok-520-80769.exe109kbDell Precision T7610, Samsung N130, LG P1-J555R, HP HP ProBook 6550b, HP FJ470AAR-ABA m9357c, WIPRO WIV37455-0863, HP RZ433AA-ABV, Sony VGN-NW230G, HP WL327AA-ABD p6328de, HP KE530AA-ABD a6212de, IBM IBM eServer m Mem-[7976KJG, Sony VGN-A317S, Toshiba SATELLITE C670-13Q, Sony VGN-FE24SP, Lenovo 6075Y74, and more.
A4tech Ok-520 7271.1711/13/201412/27/2015a4tech_ok-520-7271.17.exe143kbHP 700-090eg, HP AW010AAR-ABA p6210t, HP Presario F500, Panasonic CF-W7BWAZFBE, Pcs PRODiiGY 915GV, NEC PB12V00106, Toshiba SP4320, Fujitsu FMVNF40UBJ, Sony VGN-TZ27MN_B, Sony VPCF13FGX, HP HP Compaq nw8440, Packard Bell ISTART 8401, ASUS BA5190,A500, Gateway E3048, ECS HDC-I, Toshiba SATELLITE C855-11C, Sony VGN-AW120D, and more.
A4tech Ok-520 2.109601/16/201512/27/2015a4tech_ok-520-2.10960.exe31kbMCJ W820Di1, Toshiba SATELLITE C855-20M, Fujitsu FMVA42CW2, LG 15U530-GT30K, Lenovo 1S16800336100W2, Panasonic CF-53AAC01FE, Lenovo ThinkPad T60p, Toshiba Qosmio D730, Toshiba SATELLITE C870-12E, Dell OptiPlex 9020, ByteSpeed BYTESPED, Panasonic CF-53JAWZYDE, Fujitsu FMVMG75YD5, and more.
A4tech Ok-520 X1.11.1671.11/3/201512/29/2015a4tech_ok-520-x1.11.1671.1.exe53kbHP 23-b232e, HP DT172A-ABZ, HP AY633AA-ABA p6313w, Acer Veriton M200-Q57, HP G5170f, NEC VERSAL2101 RND51047895, Compaq PS269AA-ABU SR1360UK GB510, IBM 26523CU, LG R1-CUP1E1, HP VS165AA-UUW s5270sc, NEC PC-VG32VVZMM, Gigabyte G41MT-D3V, IBM 2374258, Toshiba Dynabook T351/34CR, and more.
A4tech Ok-520 801.10611/7/201412/27/2015a4tech_ok-520-801.106.exe147kbGateway 6840, HP Presario V6000, NEC EASYNOTE P910401306, Toshiba SATALLITE A300, Sony VGC-LB92HS, Compaq P2800N P170X520WC25EC, Lenovo ThinkPad Edge 13, Fujitsu FPC03050DK, EMachines Emachines D525, HP HP compaq nx7000, HP PS426AA-ABG m1299a, HP GQ538AA-ABD, Compaq PW783AA-ACJ SR1425IL FD440, HP H9-1090ch, IBM 2656E6U, Sony SVT21219DJB, and more.
A4tech Ok-520 622.1079/2/201412/27/2015a4tech_ok-520-622.107.exe75kbFujitsu FMVMGG70WY, Fujitsu FMVNS2TLR, Packard Bell IXTREME I7202, Fujitsu CELSIUS R920 POWER, Lenovo 20AQCTO1WW, ICP / IEi IMBA-Q454, HP HP Compaq nc4400, Packard Bell EasyNote_BG47-V-054FR, Panasonic CF-W7DWM07JM, Toshiba SATELLITE C660-1VR, Gateway 310 2900297, HP 100-5152, Packard Bell IMEDIA D5089 BE, and more.
A4tech Ok-520 1.130609/23/201412/28/2015wzqatcjua-1.13060.exe110kbSony VGC-RM75UD, Fujitsu D2804-A1, Compaq PN182AA-ABS SR1210SF EL440, ASUS 1225B, ECS 331, LG LW65-K5JY, HP RR455AA-ABF t3727.f, HP GS184AA-AB0 a6240tw, Sony SVT131190S, IBM Eserver xSeries 235 -[86716BG, MSI MS-6163, ASUS BP6260, Sony VPCF115FG, IBM 2374WF2, and more.
A4tech Ok-520 81.136911/9/201412/28/2015a4tech_ok-520-81.1369.exe111kbDell Inspiron 20 Model 3045, HP 810-150se, Sony VGN-NS220TH, Fujitsu AMILO Li 2727, NEC RNG41146695, Dell Inspiron 3646, Medion E3211, Panasonic CF-W8GWEZFN2, IBM 8184RUM, Toshiba Dynabook CX/45H, Sony VPCJ126FJ, HP KJ417AA-AB4 s3480d, HP HP Pavilion dv9870 Notebook PC, and more.
A4tech Ok-520 FR564AA-ABF m9356.f, ASUS CG5290, IBM Razo, HP Compaq nx7010, ASUS G70Sg, Lenovo 9174Y1A, LG E500-S.AP22R1, Medion MS-7667, IBM 8187RGH, HP FK785AAR-ABA s3620f, HP 810-070ez, ASUS X200MA, Sony VGN-FW55LF_B, and more.
A4tech Ok-520 P2391.11.18/31/201412/30/2015a4tech_ok-520-p2391.11.1.exe122kbHP HP EliteBook 8530w, HP HP Pavilion dv9000 NoteBook PC, ASUS BA5190, NEC PC-LL750TG, Lenovo ThinkCentre A58e, Dimotion PCDM4J5P, ASUS 1015T, SAMSUN 305U1A/305U1A, HP HP Pavilion dv8000, Panasonic CF-18KHVCBBF, Sony SVT21219DJB, Haier H53, Sony VGN-SZ15GP_B, Panasonic FZ-G1AABJKMY, Packard Bell SPIRIT 3000, and more.
A4tech Ok-520 T31.14932/3/201512/28/2015-t31.1493.exe110kbIBM IBM eServer m Mem-[7976KJG, Sony VGN-A317S, Toshiba SATELLITE C670-13Q, Sony VGN-FE24SP, Lenovo 6075Y74, HITACHI FLORA 330 DG5, LG E500-G.ABBTZ, HP KZ738AA-ABE, IBM IBM System x3400 M3 Server -[7379AC1, Dell OptiPlex GX1 500MTbr+, and more.
A4tech Ok-520 2.122.1833/8/201512/28/2015a4tech_ok-520-2.122.183.exe84kbLenovo ThinkPad L412, NEC PC-VJ24LLNVHT8B, MSI U4-7302, Lenovo ThinkCentre M90z, Panasonic CF-S9JYKADP, Sony VPCEA47EC, HP HP Pavilion DV6, HP FQ504AA-ABG a6550a, HP NS886AA-ABG p6130a, Packard Bell EasyNote TR83, LG F1-2227K, NEC PC-VT1000J6FD, Sony SVE14123CBP, Biostar TA960, and more.
A4tech Ok-520 CF-R3DW1AXS, ZEPTO Znote 6515WD, Seneca Pro86308, LG R710-S.AP55V, Fujitsu FMVLX70WDJ, Lenovo 6071W8L, HP S5680es, Toshiba Satellite L855-S5405, HP KJ269AA-ABA s3407c, Compaq DD373A-ABY 6650 DK110, and more.
A4tech Ok-520 6223812/21/201412/29/2015srjkvd-62238.exe146kbABook Z410, Gateway GT5042j, MouseComputer H87M-S01, TCL N700, Sony SVE15128CGS, HP HP compaq nx4820, Lenovo 7484WWY, Toshiba Dynabook CX/2213CMSW, IBM 8212A94, Lenovo ThinkPad T520, IBM 8184MMY, Zenith Persidio, IBM ThinkPad R50e, HP HP ProBook 6455b, Sony VGN-SZ71E_B, Fujitsu FMVNFA55K, and more.
A4tech Ok-520 1.11.16292/5/201512/30/2015a4tech_ok-520-1.11.1629.exe45kbLG LW40-J4XP, Sony VGN-NW20EF_W, HP FR598AA-ABE IQ512es, HP RZ433AA-ABV, Sony VGN-SZ420N, Fujitsu PRIMERGY TX150 S7, HP DX2250 MT SRP KMAT, IBM System x3650 M4 -[7915F2M, Fujitsu FMVXNBGJ2Z, HP 800-090jp, Sony VGN-SZ390P, Acer Aspire M1850, HP NB939AA-ABF IQ525f, Fujitsu LifeBook T4310, NEC PC-VJ22MAUEHTXV, HP HP Compaq dx2390 Microtowe, Buympc MPC Compute, Fujitsu FMVNX95SD, and more.
A4tech Ok-520 K7364310/26/201412/27/2015xyboylr-k73643.exe113kbAOpen MP65, HP HP Pavilion dv7 Noteblook PC, HP DX442AV, Fujitsu D3028-A1, Fujitsu FMVWMS157T, LG R590-PARU1BT, Sony VGN-NS110D, T-Systems T-Systems PC P4PE, Lenovo 7484W76, HP HPE-420f, HP HP Compaq dc7600 Base Convertible Minito, Lenovo 20B00006UK, Panasonic CF-SX2JE4DS, IBM 1843A19, and more.
A4tech Ok-520 74081.11/31/201512/27/2015a4tech_ok-520-74081.1.exe104kbSystemax Charity PC 2010, Compaq KY718AA-UUB CQ3058HK, Leading Edge LECQ42SOHO, AT AUTOCONT ALLEGRO, Lenovo ThinkPad T410s, AMD & ATI P030A, Toshiba Dynabook T642/T8HB, Sony SVE11139CJB, Compaq P8657J-ABA SR1000Z NA441, IBM 8184D7G, and more.
A4tech Ok-520 E1.11.1302/18/201512/30/2015a4tech_ok-520-e1.11.130.exe79kbIBM IBM System x3500 M2 Server -[783932M, HP P7-1102, SAMSUN R509, NEC RND51078695, Lenovo ThinkCentre M57, LG R380-A.APC4BA3, Sony VGN-BX745FN, Panasonic CF-52VADBYFG, HP EP187AA-UUZ, Acer Aspire 1420P, HP KT850AV-ABJ s3540jp, Toshiba SATELLITE L850-153, Notebook MIM2260, Packard Bell Imedia S3270, and more.

Please Note: There are particular operating systems known to have problems with A4tech Ok-520:
  • Windows XP Tablet PC Edition
  • Windows 8 Pro
  • Windows Vista Home Basic
  • Windows Fundamentals for Legacy PCs
  • Windows XP Media Center Edition
  • Windows 7 Home Basic
  • Windows XP Media Center Edition
If you encounter problems with the direct download for these operating systems, please consult the driver download manager for the specific A4tech Ok-520 model.
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