6/24/2018 +940 new drivers.
A4tech Kb(s)-21533rp 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)-21533rp
Certifications for A4tech Kb(s)-21533rp
5 stars for A4tech Kb(s)-21533rp "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2016
Our main support OS are: Windows 7, Windows 7 64 bit, Windows 7 32 bit, Windows 10, Windows 10 64 bit, Windows 10 32 bit, and Windows 8.

A4tech Kb(s)-21533rp Driver Download

Windows Compatibility for A4tech Kb(s)-21533rp driver

A4tech Kb(s)-21533rp Driver Details:

A4tech Kb(s)-21533rp File Name: a4tech_kb(s)

A4tech Kb(s)-21533rp Driver Version: 878007

A4tech Kb(s)-21533rp ZIP Size: 100.kb

Manufacturer: A4tech

A4tech Kb(s)-21533rp was fully scanned at: 6/18/2018
Scan Status: driver download scanOK

A4tech Kb(s)-21533rp now has a special edition for these Windows versions: Windows 7, Windows 7 64 bit, Windows 7 32 bit, Windows 10, Windows 10 64 bit,, Windows 10 32 bit, Windows 8, Windows 10 Education 32bit, Windows 10 Mobile 32bit, Windows 10 Pro Education 32bit, Windows XP Home Edition, for home desktops and laptops 64bit, Windows 10 IoT 32bit, Windows Vista Home Premium 32bit, Windows 8 Enterprise 32bit, Windows 7 Professional 64bit, Windows 10 Team 64bit, Windows 10 S 32bit, Windows Vista Starter 64bit,

A4tech Kb(s)-21533rp Download Stats:

Driver Uploaded: 3/4/2018

Direct Downloads: 4914
Most Recent Download: 4/26/2018
Managed Downloads: 4306
Most Recent Download: 4/26/2018
Download Mirrors: 1
Current Delay: 17 Seconds
Driver License: Free Software

Direct Download Success Stats:

Reports Issued By 4811/4914 Users

Success Reported By 645/4811 Users

Driver Download Score71/100

Driver Installation Score63/100

Overall preformance Score69/100

A4tech Kb(s)-21533rp 224 Thumbs Up224Thumbs
A4tech Kb(s)-21533rp 52 Thumbs Down52Thumbs
A4tech Kb(s)-21533rp 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 3279/4306 Users

Success Reported By 2438/3279 Users

Driver Download Score92/100

Driver Installation Score99/100

Overall preformance Score82/100

A4tech Kb(s)-21533rp 2348 Thumbs Up2348Thumbs
A4tech Kb(s)-21533rp 2 Thumbs Down2Thumbs
A4tech Kb(s)-21533rp 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)-21533rp 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)-21533rp + 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)-21533rp, 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 Kb(s)-21533rp 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)-21533rp disfunctions.

Scan performed on 4/26/2017, Computer: ECS SMACKER II-MS300 - Windows 7 64 bit

Outdated or Corrupted drivers:9/21

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel Intel 82371SB PCI to ISA bridgeCorrupted By A4tech Kb(s)-21533rp
Mice And Touchpads
SMART HID-compliant mouseUp To Date and Functioning
Alps Souris compatible PS/2Up To Date and Functioning
Usb Devices
AVerMedia AVerMedia A336 MiniCard Dummy IR ReceiverUp To Date and Functioning Griffin iMic (commercial 2.8.45)Up To Date and Functioning
Microsoft RM-821|Nokia Lumia 920Corrupted By A4tech Kb(s)-21533rp
Sound Cards And Media Devices
NVIDIA MPU-401 Compatible MIDI DeviceUp To Date and Functioning
NVIDIA NVIDIA GeForce GT 550MUp To Date and Functioning
Realtek Periferica audio su bus High Definition AudioUp To Date and Functioning
Network Cards
Huawei HUAWEI Mobile Connect - Network AdapterOutdated
Microsoft Keyboard Device FilterCorrupted By A4tech Kb(s)-21533rp
Hard Disk Controller
Intel(R) 6 Series/C200 Series Chipset Family 4 port Serial ATA Storage Controller - 1C00Corrupted By A4tech Kb(s)-21533rp
Nokia S60 HandsetUp To Date and Functioning
Intel HID Sensor CollectionUp To Date and Functioning
Moxa UPort 1150Up To Date and Functioning
Cameras, Webcams And Scanners
Sonix USB Video DeviceOutdated
Video Cards
ATI RADEON X600 Series (Microsoft Corporation - WDDM)Up To Date and Functioning
Input Devices
Logitech Logitech Wheel Mouse (USB)Up To Date and Functioning
Port Devices
hspa Modem Application1 port (COM4)Corrupted By A4tech Kb(s)-21533rp
Sony Digital Flat Panel (1024x768)Corrupted By A4tech Kb(s)-21533rp
Mobile Phones And Portable Devices
Acer NOKIACorrupted By A4tech Kb(s)-21533rp

Scan performed on 4/26/2018, Computer: Fujitsu FMVNT5FT4 - Windows 7 32 bit

Outdated or Corrupted drivers:10/17

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) Pentium(R) processor N- and J-series / Intel(R) Celeron(R) processor N- and J-series Platform Control Unit - LPC: Bridge to Intel Legacy Block - 0F1CCorrupted By A4tech Kb(s)-21533rp
Mice And Touchpads
Logitech Logitech USB iFeel MouseOutdated
Usb Devices
VIA Controller host avanzato USB VIAUp To Date and Functioning
Matrox Graphics Matrox Extio ULi PCI to USB Open Host ControllerOutdated
Intel(R) 82801FB/FBM SMBus Controller - 266AUp To Date and Functioning
Sound Cards And Media Devices
AVerMedia AVerMedia A373 MiniCard Dual DVB-TUp To Date and Functioning
Network Cards
Intel(R) Centrino(R) Wireless-N 100Corrupted By A4tech Kb(s)-21533rp
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
Ricoh SDA Standard Compliant SD Host ControllerCorrupted By A4tech Kb(s)-21533rp
Intel(R) 82801EB Ultra ATA Storage Controllers - 24D1Corrupted By A4tech Kb(s)-21533rp
Intel(R) Sensor SolutionUp To Date and Functioning
Cameras, Webcams And Scanners
Canon Canon MP560 serCorrupted By A4tech Kb(s)-21533rp
Video Cards
ATI ATI MOBILITY RADEON 9600/9700 SeriesUp To Date and Functioning
Input Devices
GENERIC USB Human Interface DeviceCorrupted By A4tech Kb(s)-21533rp
Port Devices
D-Link USB Single PortCorrupted By A4tech Kb(s)-21533rp
Sony Digital Flat Panel (1024x768)Up To Date and Functioning
Mobile Phones And Portable Devices
Acer NOKIAOutdated
Driver ModelOSOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
A4tech Kb(s)-21533rp E3341.13For Windows 7 32 bit9/10/201412/30/2016all_drivers-e3341.13.exe195kbFujitsu FMVD53C011, Buympc MPC365, Sony VPCF13S8R, Compaq NY574AA-ABM CQ5205LA, Compaq FR604AA-ABF SR5529FR, and more.
A4tech Kb(s)-21533rp 32794For Windows 7 64 bit2/6/201512/28/2016all_drivers-32794.exe177kbSeneca U53131, IBM 8427CDU, Lenovo ThinkCentre M92p, QUANMAX WB1, Fujitsu STYLISTIC Q572, Gigabyte EQ45M-S2, and more.
A4tech Kb(s)-21533rp 81.1693For Windows 79/12/201412/30/2016all_drivers-81.1693.exe211kbHP HP Pavilion P6654Y, ASUS G750JX, NEC PC-LG17FWTGG, Toshiba Satellite L650D, HP HP Pavilion dv6-6128ca, Toshiba SATELLITE C870-162, Fujitsu FMVFE90DBY, LG LS50-AC6U1, and more.
A4tech Kb(s)-21533rp E622.173For Windows 109/2/201412/30/2016-e622.173.exe189kbHP FT959AA-ABG a6720a, Sony VPC-M120AB, Lenovo ThinkCentre M70e, Packard Bell EASYNOTE SW85, Panasonic CF-S8HYEPDR, LG LW40-J4XP, Packard Bell IMEDIA H5689, Fujitsu FMVF705BDR, Panasonic CF-30KTP48NL, and more.
A4tech Kb(s)-21533rp F62807For Windows 10 64 bit2/26/201512/27/2016all_drivers-f62807.exe44kbSeneca Pro334980, Panasonic CF-18KHH59B8, Gateway E4252, HP RC520AA-ABU, HP HP Compaq nx6310, Sony VGN-Z41XRD_B, NEC PC-MY30XEZE3, Fujitsu FMVWMS157T, NEC PC-VL570AD, and more.
A4tech Kb(s)-21533rp 702.126For Windows 7 32 bit12/20/201412/27/2016all_drivers-702.126.exe141kbSony VPCF1390S, Packard Bell Ixtreme M5741, HP 500-129, HP 23-b340ef, Toshiba SATELLITE C850-1P6, Sony VGN-FW43G_B, RadiSys C2SBM, and more.
A4tech Kb(s)-21533rp Windows 7 64 bit2/16/201512/27/2016all_drivers- Vostro 1450, Acer Aspire 1420P, NEC PC-MY28VLZEJ, Sony VGN-TZ37LN_R, Gateway GT4224m, HP G5320it, and more.
A4tech Kb(s)-21533rp 1.17For Windows 712/20/201412/27/2016all_drivers-1.17.exe207kbBuympc MPC Compute, Acer Aspire 182dPTZ, NEC PC-LL550KJ1K, Toshiba TECRA R10, Infoquest QuestPC, RM Plc W761tg, Supermicro X7QC3, HP PS378AA-ABN, Lenovo 3000 J100 Desktop, and more.
A4tech Kb(s)-21533rp 621.170For Windows 109/17/201412/27/2016all_drivers-621.170.exe178kbPackard Bell Imedia I5800, Lenovo ThinkCentre M90, Sony VPCCA1AFJ, ASUS A7V, HP HPE-430it, Lenovo 2718WLZ, Gateway FX6800, HP KN483AA-AB8 m9242.t, Sony VGN-S5VP_B, Panasonic CF-W2FW6AXR, HP B7G83EA#ABF, MSI IR-7529, Packard Bell IXTREME MC 9740, and more.
A4tech Kb(s)-21533rp J22222For Windows 10 64 bit10/2/201412/27/2016all_drivers-j22222.exe50kbHP PX635AA-ABU, Sony VGN-TT46MG_B, Fujitsu FMVF53BDWS, Intel DZ77SL, Dell Precision T5610, and more.
A4tech Kb(s)-21533rp O83872.1For Windows 88/25/201412/29/2016all_drivers-o83872.1.exe34kbAcer Aspire M1641, HP G5320it, HP NE502AAR-ABA a6750t, Sony VGX-TP1DTV, Lenovo ThinkCentre A55, Intel LM1WN, HP KY787AA-AKL p6172l, Lenovo ThinkCentre A70z, Sony VGN-FZ32G, Compaq GB376AA-ABE SR2237ES, and more.
A4tech Kb(s)-21533rp F1.1962.1For Windows 7 32 bit10/13/201412/30/2016all_drivers-f1.1962.1.exe96kbLenovo 3000 J200p Desktop, Lenovo 7360W78, Toshiba Dynabook Satellite T30 173C/5W, Fujitsu FMVMGG70WY, Dimotion PCDO5V3, Sony VPCW210ALI, GOLDENTEC UDP NAXOS-G74L, HP AX685AA-ABJ 300-1150jp, and more.
A4tech Kb(s)-21533rp 6231.13For Windows 7 64 bit9/18/201412/28/2016all_drivers-6231.13.exe47kbPanasonic CF-19THR65Q2, NEC PC-LL550KJ1K, Toshiba Dynabook R822/WT9GS, HP Xy107et, HP HP Compaq 2510p, Lenovo 6457WTU, LG E300-A.CB20A, Buympc TRANSPORT T2500 154 E, Sony VGN-CS31ST_W, IBM ThinkPad A30, Lenovo ThinkPad Edge E530c, Sony SVT13136CWS, and more.

Please Note: There are particular operating systems known to have problems with A4tech Kb(s)-21533rp:
  • Windows 10 Pro
  • Windows XP Professional
  • Windows Vista Enterprise (Microsoft Windows NT 6.0.6000.0)
If you encounter problems with the direct download for these operating systems, please consult the driver download manager for the specific A4tech Kb(s)-21533rp model.
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