4/29/2017 new driver models for direct download:949
A4tech Kb(s)-21535rp 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for A4tech Kb(s)-21535rp
Certifications for A4tech Kb(s)-21535rp
5 stars for A4tech Kb(s)-21535rp "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 4/29/2017 Updates

All drivers on are updated on daily basis.

However, a new version of A4tech Kb(s)-21535rp might have been uploaded since our last site update.

A4tech Kb(s)-21535rp Driver Download

Windows Compatibility for A4tech Kb(s)-21535rp driver

A4tech Kb(s)-21535rp Driver Details:

A4tech Kb(s)-21535rp File Name: a4tech_kb(s)

A4tech Kb(s)-21535rp Driver Version: 634KY

A4tech Kb(s)-21535rp ZIP Size: 146.kb

Manufacturer: A4tech

A4tech Kb(s)-21535rp was fully scanned at: 4/28/2017
Scan Status: driver download scanOK

A4tech Kb(s)-21535rp special revision for: Windows XP Professional 32 bit, Windows 7 Home Basic 64 bit, Windows XP Tablet PC Edition 64 bit, Windows Vista Home Basic 64 bit, Windows 7 Starter 32 bit, Windows Vista Home Premium 64 bit, Windows 7 Ultimate 32 bit, Windows 7 Enterprise (Microsoft Windows NT) 32 bit, Windows XP Media Center Edition 64 bit, Windows Vista Starter 64 bit, Windows XP Home Edition, for home desktops and laptops 64 bit, Windows 8 64 bit, Windows Vista Enterprise (Microsoft Windows NT 6.0.6000.0) 64 bit

A4tech Kb(s)-21535rp Download Stats:

Driver Uploaded: 3/3/2017

Direct Downloads: 685
Most Recent Download: 4/28/2017
Managed Downloads: 5541
Most Recent Download: 4/27/2017
Download Mirrors: 4
Current Delay: 13 Seconds
Driver License: General Public License

Direct Download Success Stats:

Reports Issued By 662/685 Users

Success Reported By 116/662 Users

Driver Download Score67/100

Driver Installation Score66/100

Overall preformance Score72/100

A4tech Kb(s)-21535rp 11 Thumbs Up11Thumbs
A4tech Kb(s)-21535rp 2 Thumbs Down2Thumbs
A4tech Kb(s)-21535rp 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 4800/5541 Users

Success Reported By 3950/4800 Users

Driver Download Score95/100

Driver Installation Score93/100

Overall preformance Score91/100

A4tech Kb(s)-21535rp 3610 Thumbs Up3610Thumbs
A4tech Kb(s)-21535rp 298 Thumbs Down298Thumbs
A4tech Kb(s)-21535rp 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(s)-21535rp 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(s)-21535rp + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing A4tech Kb(s)-21535rp, or the driver installation manager, take a few minutes to send us a report:
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A4tech Kb(s)-21535rp 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(s)-21535rp disfunctions.

Scan performed on 4/29/2017, Computer: HP NQ867AA-UUZ M9650ch

Outdated or Corrupted drivers:7/21

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) Xeon(R) E5 v2/Core i7 Power Control Unit 2 - 0EC2Up To Date and Functioning
Mice And Touchpads
ELECOM ELECOM USB MouseUp To Date and Functioning
Synaptics Synaptics PS/2 Port TouchPadUp To Date and Functioning
Usb Devices
Hewlett-Packard HP Officejet 6500 E709aUp To Date and Functioning
Atheros Atheros Valkyrie BootROMUp To Date and Functioning
Sound Cards And Media Devices
AVerMedia Controller video multimedialeOutdated
C-Media StandardgameportUp To Date and Functioning
Network Cards
Intel(R) Centrino(R) Advanced-N 6250 AGNUp To Date and Functioning
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
Advanced Micro Devices Standard Dual Channel PCI IDE ControllerOutdated
Microsoft SDA Standard Compliant SD Host ControllerUp To Date and Functioning
Microsoft Texas Instruments PCI-1520 CardBus ControllerCorrupted By A4tech Kb(s)-21535rp
Broadcom HP integrated module with Bluetooth wireless technologyUp To Date and Functioning
Nokia Nokia 5230 USB Phone ParentUp To Date and Functioning
Nokia Nokia C6-00 USB Phone ParentCorrupted By A4tech Kb(s)-21535rp
Cameras, Webcams And Scanners
SunplusIT HD WebcamUp To Date and Functioning
Video Cards
ATI ATI Technologies, Inc. 3D RAGE PRO AGP 2XUp To Date and Functioning
Input Devices
Logitech Logitech WingMan Digital DeviceCorrupted By A4tech Kb(s)-21535rp
Port Devices
hspa Modem Application2 port (COM5)Corrupted By A4tech Kb(s)-21535rp
Sony Digital Flat Panel (1024x768)Outdated
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning

Scan performed on 4/29/2017, Computer: Sony VGN-NS21X_S

Outdated or Corrupted drivers:8/22

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) 5 Series/3400 Series Chipset Family Thermal Subsystem - 3B32Up To Date and Functioning
Mice And Touchpads
Elo TouchSystems Elo Serial Touchmonitor InterfaceCorrupted By A4tech Kb(s)-21535rp
ELAN Samsung PS/2 Port Input DeviceUp To Date and Functioning
Usb Devices
Haier EVDO Rev A Service USB portUp To Date and Functioning
Hewlett-Packard PSC 1600 series (DOT4USB)Up To Date and Functioning
Sound Cards And Media Devices
Toshiba TOSHIBA USB ISDB-T TV Tuner(x64)Up To Date and Functioning
NVIDIA NVIDIA HDMI AudioCorrupted By A4tech Kb(s)-21535rp
Intel(R) High Definition Audio-apparaatCorrupted By A4tech Kb(s)-21535rp
Network Cards
Atheros Atheros AR8121/AR8113/AR8114 PCI-E Ethernet ControllerUp To Date and Functioning
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
NVIDIA NVIDIA MCP51 Parallel ATA ControllerUp To Date and Functioning
Intel Intel(r) AIM External Flat Panel Driver 2Up To Date and Functioning
Broadcom Broadcom Bluetooth 4.0Outdated
SMSC SMSC IrCC - Fast Infrared PortUp To Date and Functioning
Moxa UPort 1150Up To Date and Functioning
AuthenTec Biometric CoprocessorOutdated
Cameras, Webcams And Scanners
Canon Canon MP560 serCorrupted By A4tech Kb(s)-21535rp
Video Cards
NVIDIA NVIDIA GeForce FX 5200Up To Date and Functioning
Input Devices
KME Dispositivo de interfaz humana USBCorrupted By A4tech Kb(s)-21535rp
Port Devices
D-Link USB Single PortUp To Date and Functioning
Sony Digital Flat Panel (1024x768)Up To Date and Functioning
Mobile Phones And Portable Devices
Acer NOKIAOutdated
Driver ModelOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
A4tech Kb(s)-21535rp P4028011/8/201412/27/2016a4tech_kb(s)-21535rp-p40280.exe32kbLenovo 10245BG, IBM 8305S8U, Fujitsu FMVXN6EG2Z, HP EC581AA-B1U, and more.
A4tech Kb(s)-21535rp F7071.1010/10/201412/28/2016a4tech_kb(s)-21535rp-f7071.10.exe181kbHP HP Compaq nc6110, LG R580-UAAD6BT, IBM 265244G, Panasonic CF-31UEUJDDA, LG R580-G.BP21P1, Sony PCG-FX602, HP PC106A-ABA a610, Panasonic CF-52RE301QW, Panasonic CF-19KDRC66M, HP WK677AA-ABD p6315de, HP HP ProBook 5330m, HP KZ848AAR-ABA a6510t, HP EZ009AA-AB3 a1575l, and more.
A4tech Kb(s)-21535rp 702.16912/4/201412/27/2016a4tech_kb(s)-21535rp-702.169.exe169kbDimotion PCDO5V3, HP KE483AA-UUZ, HP PW579AA-ABG m7088a, Lenovo ThinkPad X200s, ASUS ESC4000 G2 Series, IBM 2388DXU, Supermicro C7Q67, IBM 8184MMY, HP KT439AA-AB4 a6545d, Fujitsu FMVNS1E3, Apple Macmini1,1, and more.
A4tech Kb(s)-21535rp 1.13491.13/3/201512/30/2016a4tech_kb(s)-21535rp-1.13491.1.exe213kbSony VGN-AR91PS, NEC PC-VJ22MAUZHTTV, Panasonic CF-50GAKUUKM, NEC PC-MY26XHZE1, LG R580-G.BP21P1, HP HPE-413at, and more.
A4tech Kb(s)-21535rp 21.10612/1/201412/29/2016mswj-21.106.exe140kbIBM 2669WCC, IBM 2662MQG, HP Presario R3000, Compaq RK539AAR-ABA SR2173WM, Lenovo ThinkCentre A63, Fujitsu FMVNF40UBJ, Sony SVL2412V1EB, Fujitsu Amilo A1665G Series, IBM 621910U, Fujitsu PRIMERGY RX200 S8, and more.
A4tech Kb(s)-21535rp 830721/2/201512/28/2016a4tech_kb(s)-21535rp-83072.exe81kbSAMSUN P580, Panasonic CF-19HH165NW, Viglen VIG615M, Sony VGN-BZ13XN, Acer Aspire 1425P, Sony VPCEH40EBW, Panasonic CF-W8GWEZFN2, Sony SVE15135CVB, HP NY545AAR-ABA p6210y, and more.
A4tech Kb(s)-21535rp 71.198412/2/201412/30/2016a4tech_kb(s)-21535rp-71.1984.exe25kbSony VGN-TZ330E, HP A1412n-aba a1000, Gateway P-7803h, Sony VPCEC2E9E, AnabelleB Argyle M261V, HP S5770uk-m, HP Pav dv6521 mariner, NEC PC-LL5006D2DR, HP PAVILION DV8000, and more.
A4tech Kb(s)-21535rp 83031.110/18/201412/30/2016a4tech_kb(s)-21535rp-83031.1.exe110kbSony VPCSA3S9R, LG R590-PR70K, Toshiba Dynabook EX1/524CDE, MSI MS-A95311, and more.
A4tech Kb(s)-21535rp N1.11.1689/30/201412/28/2016a4tech_kb(s)-21535rp-n1.11.168.exe213kbSAMSUN R509, IBM System x3300 M4 -[7382E3G, IBM 2672RD3, IBM 8185LUZ, and more.
A4tech Kb(s)-21535rp 424901/12/201512/28/2016a4tech_kb(s)-21535rp-42490.exe60kbToshiba SATELLITE C855-1X3, Acer Aspire 5670, CompUSA PC Work Series, IBM 6221RYU, IBM 8215A64, HP Pavilion dv5000, IBM 2722M3U, Sony VGX-XL2A, Acer Extensa 7230, and more.
A4tech Kb(s)-21535rp 721.1698/22/201412/27/2016a4tech_kb(s)-21535rp-721.169.exe42kbHP HP Pavilion dv4 FT194EA#ABE, Panasonic CF-Y8FW8CJS, IBM 8171Z5S, IBM 8171VRJ, LG R470-KRW5K, EMachines Emachines D525, Lenovo 7373WG6, THEIS TH-P925/945G7MD-8KS2HV/1024/80/Profi-Towe, Sony VGN-SZ3HRP_B, Toshiba NB100/HF, and more.
A4tech Kb(s)-21535rp P2.109402/4/201512/30/2016a4tech_kb(s)-21535rp-p2.10940.exe68kbHP HP ProBook 5330m, HP KZ848AAR-ABA a6510t, HP EZ009AA-AB3 a1575l, NEC PC-LL850SG, Sony VPCW12S1R, Acer Aspire 1601M, MSI MS-A95311, EMachines EL1352, Toshiba SATELLITE L850-A903, LG R580-UP75K, HP HP Compaq 2710p, HP FJ470AAR-ABA m9357c, LG R405-A.CPF1E1, and more.
A4tech Kb(s)-21535rp VPCW221AX, WIPRO Wsg15886, Lenovo 6457W8Q, Gateway J6452, Compaq VN458AA-UUW CQ5210SC, Toshiba Satellite A110-293, HP P6-2485eo, HP NC896AAR-ABA a6863w, Gigabyte GA-E7AUM-DS2H, Systemax Si X58 Game, Toshiba SATELLITE C870-12E, and more.

Please Note: There are particular operating systems known to have problems with A4tech Kb(s)-21535rp:
  • Windows Vista Ultimate
  • Windows Vista Business
  • Windows XP Starter Edition
  • Windows 8
  • Windows 7 Home Basic
  • Windows Vista Home Basic
If you encounter problems with the direct download for these operating systems, please consult the driver download manager for the specific A4tech Kb(s)-21535rp model.
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