1/19/2017 new driver models for direct download:590
A4tech Kb 50a 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for A4tech Kb 50a
Certifications for A4tech Kb 50a
5 stars for A4tech Kb 50a "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 1/19/2017 Updates

All drivers on are updated on daily basis.

However, a new version of A4tech Kb 50a might have been uploaded since our last site update.

A4tech Kb 50a Driver Download

Windows Compatibility for A4tech Kb 50a driver

A4tech Kb 50a Driver Details:

A4tech Kb 50a File Name:

A4tech Kb 50a Driver Version: 3036L625Y

A4tech Kb 50a ZIP Size: 126.kb

Manufacturer: A4tech

A4tech Kb 50a was fully scanned at: 1/18/2017
Scan Status: driver download scanOK

A4tech Kb 50a special revision for: Windows 7 Enterprise (Microsoft Windows NT) 64 bit, Windows Vista Enterprise (Microsoft Windows NT 6.0.6000.0) 32 bit, Windows XP Media Center Edition 2004 64 bit, Windows XP Professional x64 Edition 64 bit, Windows XP Media Center Edition 2003 32 bit, Windows XP Tablet PC Edition 64 bit, Windows 7 Service Pack 1 (Microsoft Windows NT) 64 bit, Windows 8 32 bit, Windows RT 64 bit, Windows XP Media Center Edition 64 bit, Windows XP Home Edition N 64 bit

A4tech Kb 50a Download Stats:

Driver Uploaded: 1/10/2017

Direct Downloads: 199
Most Recent Download: 1/17/2017
Managed Downloads: 5160
Most Recent Download: 1/17/2017
Download Mirrors: 4
Current Delay: 7 Seconds
Driver License: GNU

Direct Download Success Stats:

Reports Issued By 173/199 Users

Success Reported By 33/173 Users

Driver Download Score64/100

Driver Installation Score74/100

Overall preformance Score69/100

A4tech Kb 50a 3 Thumbs Up3Thumbs
A4tech Kb 50a 0 Thumbs Down0Thumbs
A4tech Kb 50a 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 4842/5160 Users

Success Reported By 4037/4842 Users

Driver Download Score97/100

Driver Installation Score77/100

Overall preformance Score97/100

A4tech Kb 50a 3961 Thumbs Up3961Thumbs
A4tech Kb 50a 227 Thumbs Down227Thumbs
A4tech Kb 50a 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 Kb 50a 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 Kb 50a + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing A4tech Kb 50a, or the driver installation manager, take a few minutes to send us a report:
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A4tech Kb 50a 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 Kb 50a disfunctions.

Scan performed on 1/19/2017, Computer: Sony VGN-BX94PS

Outdated or Corrupted drivers:5/16

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) 8 Series/C220 Series Management Engine Interface - 8C3BUp To Date and Functioning
Mice And Touchpads
Logitech Logicool HID-compliant Unifying MouseUp To Date and Functioning
Usb Devices
Initio ASUS External Slim DriveUp To Date and Functioning
Sound Cards And Media Devices
AVerMedia AVerMedia H789 PCI-E Hybrid DVB-TCorrupted By A4tech Kb 50a
Intel Intel WiDi Audio DeviceCorrupted By A4tech Kb 50a
Network Cards
Intel(R) Centrino(R) Ultimate-N 6300 AGNUp To Date and Functioning
Microsoft Keyboard Device FilterCorrupted By A4tech Kb 50a
Hard Disk Controller
Ricoh SDA Standard Compliant SD Host ControllerUp To Date and Functioning
Texas Instruments Mass Storage ControllerCorrupted By A4tech Kb 50a
Lucent Lucent Win ModemCorrupted By A4tech Kb 50a
Cameras, Webcams And Scanners
Canon Canon MP560 serUp To Date and Functioning
Video Cards
Intel Standard VGA Graphics AdapterUp To Date and Functioning
Input Devices
Microsoft HID-compliant consumer control deviceUp To Date and Functioning
Port Devices
Prolific Prolific USB-to-Serial Bridge (COM6)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 1/19/2017, Computer: Panasonic CF-30CWQAZBM

Outdated or Corrupted drivers:8/19

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) Q33 Express Chipset Processor to I/O Controller - 29D0Up To Date and Functioning
Mice And Touchpads
Synaptics Synaptics SMBus TouchPadOutdated
Elo TouchSystems USB Human Interface DeviceUp To Date and Functioning
Usb Devices
Microsoft Intel(r) 82801DB/DBM USB universeller Hostcontroller - 24C4Up To Date and Functioning
Intel Periferica di archiviazione di massa USBUp To Date and Functioning
Samsung USB Composite DeviceUp To Date and Functioning
Sound Cards And Media Devices
Broadcom Bluetooth Stereo AudioUp To Date and Functioning
Realtek Dispositivo High Definition AudioOutdated
Network Cards
Intel(R) WiFi Link 1000 BGNCorrupted By A4tech Kb 50a
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
Intel(R) 6 Series/C200 Series Chipset Family 2 port Serial ATA Storage Controller - 1C09Corrupted By A4tech Kb 50a
Mad Catz Programmable Support for KeyboardUp To Date and Functioning
Google Android ADB InterfaceUp To Date and Functioning
Cameras, Webcams And Scanners
Importek USB Composite DeviceCorrupted By A4tech Kb 50a
Video Cards
NVIDIA NVIDIA GeForce GT 640MOutdated
Input Devices
Eastern Times USB-HID (Human Interface Device)Corrupted By A4tech Kb 50a
Port Devices
Mobile Connector Device Application Interface (COM12)Corrupted By A4tech Kb 50a
Sony Digital Flat Panel (1024x768)Up To Date and Functioning
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning
Driver ModelOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
A4tech Kb 50a 2.1074911/19/201412/28/2016a4tech_kb_50a-2.10749.exe43kbIBM 815772G, HP HP Compaq 6710b, Seneca PRO167353, HP WC694AA-UUG HPE-110be, HP HP Compaq nx6320, Packard Bell ISTART D3180, Compaq GM442AA-ABA SR5125CL, Fujitsu FMVNFD70RC, Lenovo 7373W7L, AT TRILINE PROFI I48, Sony VGN-CR21S_P, Gateway GT5226j, Panasonic CF47, Dell Latitude 7350, HP S5-1310t, Panasonic CF-C1BD06EFG, LG P100-S.AB09E, Compaq GU587AA-ABH SR5235NL, and more.
A4tech Kb 50a 61.100710/28/201412/28/2016a4tech_kb_50a-61.1007.exe139kbLeading Edge LECQ42SOHO, IBM 921035M, Panasonic CF-W2EC1AXS, NEC PC-MJ26EBZD1FSG, Dell PowerEdge 4600, Sony VGN-SZ61VN_X, Packard Bell IMEDIA 6430, HP PX635AA-ABU, Compaq DB266A-AB1 6215KR KO910, SIEMENS SIMATIC IPC647C PROFINET, HP HP Compaq dc5100 SFF, Sony VGN-FE21HR, and more.
A4tech Kb 50a O729928/27/201412/30/2016xkw-o72992.exe96kbIBM 8212K4U, MSI SO-7597, Gateway M250B, Sony VGN-TZ47FN, Compaq PS165AA-AB3 SR1307AL FD440, Acer Aspire 5710Z, Sony VGNFW590GAB, Gateway 564GE, DTK VistaPro 6250, Sony SVE1413WPNB, IBM 8305S8U, Sony VPCF13DGX, and more.
A4tech Kb 50a 2.101.13911/10/201412/28/2016a4tech_kb_50a-2.101.139.exe201kbHP NQ893AA-ABU p6004uk, Lenovo 7373WG6, HP P1089A-ABU 7965, Lenovo 2999A32, Compaq FK583AA-A2L SR5633WM, Zoostorm 7010-0276A, Acer Aspire 1420P, HP H8-1525eg, IBM 2388DXU, HP PAVILION DV6187, NEC VERSAL2100 RND41065495, Biostar TP45 HP, Gateway MX3050b, Notebook MIM2260, and more.
A4tech Kb 50a W21.180611/7/201412/29/2016gh-w21.1806.exe114kbIBM 2373WZW, Fujitsu D2312-C1, Sony SVF14N15CLB, Sony VGC-LT1S, HP H8-1041, Sony VGN-AR51J, HP Presario F500, Toshiba NB100, NEC E6500, HP DX2250 MT SRP KMAT, Panasonic CF-31UEUJDDA, Dell Dell System Inspiron M4110, Buympc MPC365, Fujitsu FMVFE90DBY, and more.
A4tech Kb 50a U22.1981/7/201512/30/2016a4tech_kb_50a-u22.198.exe41kbIBM ThinkPad R51e, Gateway MD7321U, Packard Bell IPower X9274, LG R200-R.CP55R, HP VC758AA-ABZ p6120it, WIPRO WSG68125W7E-0015, Lenovo 2756AF8, HP G5383sc, NEC DT000024, Packard Bell IPower I9810 GE, NEC PC-VJ20ERZE1, and more.
A4tech Kb 50a 81.1482.11/7/201512/29/2016a4tech_kb_50a-81.1482.1.exe146kbNEC PC-VG32SVZGH, HP PN133AA-ABU, Sony VPCW21C7E, Toshiba Dynabook Qosmio F20/590LS, IBM 62253J9, Medion P6611, WIPRO WNB7PHC4700-0002, Lenovo 6464WAM, Lenovo 7359W4B, Toshiba Satellite C660-2KF, and more.
A4tech Kb 50a 23222.112/14/201412/30/2016a4tech_kb_50a-23222.1.exe53kbPartner D525, Compaq PX629AA-ABU SR1429UK GB520, HP HPE-413at, LG R580-G.BP21P1, Sharp PC-MM Series, IBM 8184RUM, Sony VGN-FW26G_B, Toshiba PSC0SE-02E21EFR, Sony SVF15N1B4E, Packard Bell IMEDIA F5750, HP H9-1050sc, HP PS282AA-ABZ, Dell WN09, Phoenix M671MX+968, and more.
A4tech Kb 50a V6394812/26/201412/30/2016a4tech_kb_50a-v63948.exe87kbSony VGC-LB92HS, Gigabyte G1.Snipe, Sony VGN-FW170D, Sony VGN-NS72JB_W, Toshiba Dynabook R822/WT9GS, Compaq VT590AA-ABM CQ2404LA, LG R470-K.AR40KN, Toshiba EQUIUM S6200, Compusys PLC Towe, HP DF162A-ABH T160, HP EJ254AA-ABF w5269.f, Sony SVS13125CHB, HP HP Envy 13 Notebook PC, Supermicro C2SBC-Q, ALFATRON SpA DN1010/M, Acer Dalle, Compaq AU852AA-ABM CQ5216LA, LG R560-U.ABLGL, and more.
A4tech Kb 50a 1.124442/12/201512/27/2016a4tech_kb_50a-1.12444.exe204kbNEC PC-LS150LS1KSG, HP RR820AA-UUZ, HCL Infosystems LUMINA2-LD, Packard Bell IXMM5740, Gateway GT4228m, Mitsubishi CX32VLZJTSBH, Sony VGN-TZ15AN, Sony PCG-R505V_BD, Medion E3211, ASUS BM5295, and more.
A4tech Kb 50a 2.128761/8/201512/28/2016a4tech_kb_50a-2.12876.exe140kbNEC PC-GV21YTZU6, OEGStone CS-B, Lenovo 2999A32, Avermedia TS-400 Series, IBM System x3200 M3 -[7328EBG, Fujitsu PRIMERGY RX200 S7, Sony VPCW12S1R, Dell OptiPlex G1 350Mbr+, Lenovo ThinkCentre M90z, Gigabyte P35-S3, Toshiba SATELLITE C855-11C, Acer TravelMate 5740G, HP Presario V2000, and more.
A4tech Kb 50a 7077410/17/201412/29/2016a4tech_kb_50a-70774.exe94kbHP HP Compaq dc5100 SFF, Sony VGN-FE21HR, Acer TM6495T, Compaq FJ403AA-AB9 SR5502PT, HP Pavilion dv6000, IBM 28815AU, Fujitsu FMVA42EWKS, HP 310-1125uk, HP HP Compaq nx6320, LG LS50-AC6U1, Sony VGN-NS11SR_S, Sony VGN-NS160D, NEC PC-MY26AEZR4, Sony VGN-SZ140, and more.
A4tech Kb 50a 41.14869/15/201412/30/2016a4tech_kb_50a-41.1486.exe56kbCompaq KT310AA-AB4 SR5490CF, Panasonic CF-30CCQCZBM, SAMSUN 305U1A/305U1A, IBM 8212K4U, HP GB323AA-B1U, Lenovo ThinkCentre A58, Lenovo ThinkCentre A52, Sony SVE14A2V2ES, LG R510-L.C2O1Z, Dell Dell System Inspiron M4110, IBM System x3650 M4: -[7915AC1, and more.
A4tech Kb 50a 3099812/7/201412/30/2016tapbl-30998.exe180kbNEC VERSAL2100 RND41065495, NEC PC-MJ28VHZEJ, Sony VGN-TZ47FN, Sony VGN-CS325J, Acer V3-771, Sony VGNFW463J/B, Acer Aspire 1825, CdcPointSpa CX-7592, HP HP Pavilion dv6-6128ca, Fujitsu FPC06010AK, MCJ P67A-SD40, LG LM60-15166L, Sony VPCEJ2S1R, IBM System x3300 M4 -[7382E3G, Panasonic CF-W7DWM07JM, Lenovo ThinkPad X60s, HP PW774AA-ABE, Packard Bell PACKARD BELL F806, and more.
A4tech Kb 50a 2.13002.111/18/201412/28/2016a4tech_kb_50a-2.13002.1.exe204kbPackard Bell Ixtreme M6639, Gigabyte EP43C-DS3, Dell PowerEdge 1800, Lenovo 209024U, Packard Bell EasyNote_BG48-U-332CH, Toshiba Dynabook T350/56AB, Fujitsu FPC06010AK, Sony PCV-HS72B, Dimotion LF13Z0077396, LG P1-J555R, Sony VGN-FW160D, Sony VGN-B90PSY, Seneca Pro86308, MotherBoard By ZOTAC MotherBoard H61ITX-B-E, and more.
A4tech Kb 50a A1.11.11.13312/7/201412/30/2016a4tech_kb_50a-a1.11.11.133.exe78kbEMachines J4492, Panasonic CF-W2FW6AXR, Toshiba Dynabook T451/59DB, Sony VGN-B250FP, Panasonic CF-53AAC34ZG, HP P6772l, ASUS Z84J, Gigabyte 945GDS1, NEC PC-MJ30XRZJDU83, Compaq VS459AA-ABE CQ5211ES, Sony VGNFW590FSB, LG R560-K.ABA6L, Seneca Pro46956, Toshiba SATELLITE C850-12M, Lenovo ThinkCentre A70, HP HDX9400, IBM IBM System x3200 M2 -[4367I6A, and more.
A4tech Kb 50a R6368811/6/201412/28/2016a4tech_kb_50a-r63688.exe41kbHP PX617AA-ABF w5097.f, NEC MS-6303, Toshiba Dynabook R822/WT9GS, Velocity Micro CINEMAGIX, Sony VPCEH40EBW, HP FK913AA-ABG s3660a, BenQ Joybook P51, Sony VGN-AW37GY_Q, NEC PC-MY26XFREJ, LG LW65-KDTRV, Sony VGN-CR51B_W, Sony VGN-NW238F, and more.
A4tech Kb 50a N822.1209/6/201412/27/2016a4tech_kb_50a-n822.120.exe99kbIntel DB43LD, NEC VERSAE6301 RNF61119695, HP HP Pavilion dv6 VS079EA#UUW, Sony VGN-NS38M_P, Fujitsu ESPRIMO Mobile X9510, Gateway 4028GZ, Sony VGN-CS325J, Olidata IPMIP-GS H57, Lenovo 3000 J205 Desktop, Zoostorm 7010-0246A, and more.
A4tech Kb 50a R2.136492/24/201512/30/2016a4tech_kb_50a-r2.13649.exe139kbBenQ Joybook A51, HP PS347AA-B1U, Sony PCG-FX602, Panasonic CF-W8EWYAJP, Epson PPVME220, Ipex I.T.G Havre series, Sony VGN-A290, Toshiba SATELLITE C850-16W, Positivo POS-EC945AL, Compaq PJ688AV-ABA SR1005T NA440, Viglen GENIE D850EMV2, Compaq EP103AA-ABU SR1709UK GB610, Fujitsu CELSIUS H265, HP Compaq 610, Phoenix M671MX+968, Sony VGN-UX50, BenQ Joybook A51, and more.
A4tech Kb 50a 81.142.1812/22/201412/28/2016a4tech_kb_50a-81.142.18.exe132kbGateway LT27, Sony VGN-FW17GU_H, HP RR460AA-ABF s7740.f, Toshiba S A110-160, Lenovo 7359W4B, Medion P6612, HP KB020AA-ABF m9180.f, Zoostorm 7010-0246A, Fujitsu LIFEBOOK C1410, Sony VGN-CR356_L, NEC PC-MK33LBZCE, Fujitsu FMVWJS2B77, Lenovo 20BECTO1WW, Toshiba Dynabook T552/36FWK, HP PE525A-ABS, NEC VERSAE6300 RNF41137188, Fujitsu FMVP773BDW, I-MOBILE TPC-2A, and more.
A4tech Kb 50a 1.1221.1811/9/201412/28/2016a4tech_kb_50a-1.1221.18.exe199kbWIPRO WIV37455-1080, LG S1-M402E1, IBM 847691U, Datateknik EXPER, Sony VGN-NS305D, Lenovo ThinkPad W500, NEC FC-S16W, HP H9-1101es, Acer Extensa 7230, Lenovo ThinkPad Edge E431, IBM 2668W9R, Toshiba SATELITE, Sony VGN-CR260F, and more.
A4tech Kb 50a E8224710/22/201412/29/2016a4tech_kb_50a-e82247.exe202kbIBM 8305S8U, Sony VPCF13DGX, Compaq FR664AA-ABF SR5617FR, IBM 2530A56, Medion E1312, Lenovo 20B6CTO1WW, HP FL379AA-UUZ m9480ch, Panasonic CF-52AJCBDBM, National NI PXI-8106 Embedded Controlle, LG R490-K.ARCRE1, LG P1-J455R, Panasonic CF-W2EC1AXS, HP Pavilion ZV6000, Lenovo 2429BH6, NEC PC-MY26XFREJ, Sony VGN-SZ13GP_B, Fujitsu FMVNX95SD, HP 23-k010qd, Toshiba SATELLITE C855-1X3, and more.
A4tech Kb 50a Z7008210/13/201412/30/2016a4tech_kb_50a-z70082.exe112kbSony SVE15138CGS, Sony VGN-FW5ZRF_H, Toshiba Dynabook TX/65DJ, Sony VGN-NW265F, NEC RND51048395, HP S5770uk-m, MIKROLOG Power P45-CO, Gateway GM5632E, Lenovo 7665VEH, HP HP Compaq nc4200, MEGAWARE Mage All-In-One, WIPRO WSG52K55W7-0226, HP ProLiant DL360 G3, IBM 18669MG, HP HP 14 Notebook PC, and more.
A4tech Kb 50a 802.10811/26/201412/29/2016a4tech_kb_50a-802.108.exe157kbCompaq DD345A-ABS 6620 SV110, Sony VGNFW490Y, Sony VGN-SZ77N_C, MiTAC 9525, Toshiba SATELLITE C855-2L1, Acer V3-771, Motion J3400, Medion P6612, Everex Everex StepNote SR Series, Fujitsu FMVNX95UD, HP S5-1435d, GENSW DSDT0001, Lenovo ThinkPad X230 Tablet, WIPRO WSG52K55W7-0226, Compaq ER922AA-ABA SR1834NX NA661, HP WL327AA-ABD p6328de, Packard Bell IMEDIA X1300 AIO, Sony VGN-NS160D, and more.
A4tech Kb 50a R2.11.147311/22/201412/27/2016a4tech_kb_50a-r2.11.1473.exe200kbNEC PC-VY16MEXJRFHX, Lenovo ThinkPad X230, ELITEGROUP 330, Sony VGN-SR36GN_B, LG T1-5224A3, Fujitsu LIFEBOOK E8310, LG R580-L.B241P1, HP PL482AA-AB4 w1084d, IBM 8086Y27, Sony VGN-SZ15GP_B, and more.
A4tech Kb 50a L71.1982.18/25/201412/28/2016a4tech_kb_50a-l71.1982.1.exe86kbNEC PC-MY18XAZ35, Fujitsu FMVNP8A7, MSW GmbH & Co. KG Intel DP55WB, Panasonic CF-53JAWZYFN, HP EJ218AA-B14, HP KY731AA-AKL a6784l, Toshiba SATELLITE C850-16W, HP HP Compaq n6120, Panasonic CF-W8FWDAJR, Fujitsu D2812-A1, Lenovo IdeaPad S10e, Lenovo 2756AF8, and more.
A4tech Kb 50a 301.101/3/201512/29/2016zilag-301.10.exe135kbAcer TravelMate 5740G, Lenovo ThinkPad Edge E530, MSI MS-A95311, Acer AT310 F1, Anhoch Goliath XD810, ARISTO VISION i535, Supermicro X7DB8-X, HP FR472AA-UUW a6622sc, Compaq P8654S-ABA S3000V NA110, Toshiba Dynabook Qosmio F20/590LS, Sony VGN-FE21B, Toshiba SATELLITE C55-A-10Q, Toshiba SATELLITE L850-130, and more.

There is no particular operating system known to have specific problems with A4tech Kb 50a
Laptop A4tech Kb 50aTablet A4tech Kb 50aDownload A4tech Kb 50aUpgrade A4tech Kb 50aUpdate A4tech Kb 50a2017 A4tech Kb 50aFree A4tech Kb 50aData A4tech Kb 50aInfo A4tech Kb 50aHelp A4tech Kb 50aGuide A4tech Kb 50aComments A4tech Kb 50aWindows 10 A4tech Kb 50aVista A4tech Kb 50aWindows 7 A4tech Kb 50aInstall A4tech Kb 50a