10/25/2016 new driver models for direct download:912
A4tech Kb(s)-2850rp 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)-2850rp
Certifications for A4tech Kb(s)-2850rp
5 stars for A4tech Kb(s)-2850rp "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 10/25/2016 Updates

All drivers on are updated on daily basis.

However, a new version of A4tech Kb(s)-2850rp might have been uploaded since our last site update.

A4tech Kb(s)-2850rp Driver Download

Windows Compatibility for A4tech Kb(s)-2850rp driver

A4tech Kb(s)-2850rp Driver Details:

A4tech Kb(s)-2850rp File Name: a4tech_kb(s)

A4tech Kb(s)-2850rp Driver Version: 549PQTDxY

A4tech Kb(s)-2850rp ZIP Size: 149.kb

Manufacturer: A4tech

A4tech Kb(s)-2850rp was fully scanned at: 10/21/2016
Scan Status: driver download scanOK

A4tech Kb(s)-2850rp special revision for: Windows 8 32 bit, Windows 8 Pro 64 bit, Windows Vista Business 32 bit, Windows XP Tablet PC Edition 32 bit, Windows Vista Starter 32 bit, Windows 7 Professional 32 bit, Windows Vista Home Basic 32 bit

A4tech Kb(s)-2850rp Download Stats:

Driver Uploaded: 10/4/2016

Direct Downloads: 498
Most Recent Download: 10/24/2016
Managed Downloads: 1722
Most Recent Download: 10/22/2016
Download Mirrors: 1
Current Delay: 7 Seconds
Driver License: Free Software

Direct Download Success Stats:

Reports Issued By 483/498 Users

Success Reported By 62/483 Users

Driver Download Score65/100

Driver Installation Score64/100

Overall preformance Score70/100

A4tech Kb(s)-2850rp 23 Thumbs Up23Thumbs
A4tech Kb(s)-2850rp 4 Thumbs Down4Thumbs
A4tech Kb(s)-2850rp 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 1401/1722 Users

Success Reported By 1090/1401 Users

Driver Download Score91/100

Driver Installation Score93/100

Overall preformance Score81/100

A4tech Kb(s)-2850rp 982 Thumbs Up982Thumbs
A4tech Kb(s)-2850rp 110 Thumbs Down110Thumbs
A4tech Kb(s)-2850rp 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)-2850rp 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)-2850rp + 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)-2850rp, or the driver installation manager, take a few minutes to send us a report:
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A4tech Kb(s)-2850rp 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)-2850rp disfunctions.

Scan performed on 10/25/2016, Computer: HP HP Compaq Nx7300

Outdated or Corrupted drivers:9/21

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel PCI standard ISA-broUp To Date and Functioning
Mice And Touchpads
ELAN ELAN PS/2 Port Input DeviceUp To Date and Functioning
Microsoft HID mouseCorrupted By A4tech Kb(s)-2850rp
Usb Devices
Sonix USB CameraUp To Date and Functioning
Sound Cards And Media Devices
Realtek High Definition Audio DeviceCorrupted By A4tech Kb(s)-2850rp
Conexant Conexant Falcon II PAL Video CaptureCorrupted By A4tech Kb(s)-2850rp
Realtek AzureWave AW-CA100/100DCorrupted By A4tech Kb(s)-2850rp
Network Cards
Intel(R) Centrino(R) WiMAX 6150Corrupted By A4tech Kb(s)-2850rp
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
Microsoft Intel(R) 82801DBM Ultra ATA Storage Controller - 24CAUp To Date and Functioning
Mad Catz Programmable Support for MouseUp To Date and Functioning
Google Nexus 4Up To Date and Functioning
Western Digital WD SES Device USB DeviceUp To Date and Functioning
Motorola Android Composite ADB InterfaceUp To Date and Functioning
UPEK TouchChip Fingerprint CoprocessorUp To Date and Functioning
Cameras, Webcams And Scanners
USB2.0 PC CAMERA Periferica video USBCorrupted By A4tech Kb(s)-2850rp
Video Cards
ATI RADEON X600 Series Secondary (Microsoft Corporation - WDDM)Outdated
Input Devices
Logitech Logitech WingMan Formula (ADI)Up To Date and Functioning
Port Devices
MediaTek MediaTek PreLoader USB VCOM Port (COM51)Corrupted By A4tech Kb(s)-2850rp
Sony Digital Flat Panel (1024x768)Outdated
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning

Scan performed on 10/25/2016, Computer: NEC PC-MJ30XRZJDU83

Outdated or Corrupted drivers:15/24

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) P965/G965 PCI Express Root Port - 29A1Corrupted By A4tech Kb(s)-2850rp
Mice And Touchpads
WheelMouse HID mouseCorrupted By A4tech Kb(s)-2850rp
Microsoft Logitech USB WheelMouseUp To Date and Functioning
Usb Devices
Renesas Renesas Electronics USB 3.0 HubUp To Date and Functioning
Intel(R) 7 Series/C216 Chipset Family Universal Serial Bus (USB) Controller - 1E31Outdated
AMD Standaard Enhanced PCI naar USB-hostcontrollerUp To Date and Functioning
Sound Cards And Media Devices
NVIDIA NVIDIA GeForce GT 555MUp To Date and Functioning
Microsoft Microsoft LifeCam VX-1000Outdated
China USB2.0 Video CaptureOutdated
Network Cards
Qualcomm Atheros Atheros AR8131 PCI-E Gigabit Ethernet Controller (NDIS 6.20)Up To Date and Functioning
Microsoft HID KeyboardCorrupted By A4tech Kb(s)-2850rp
Hard Disk Controller
NVIDIA NVIDIA nForce3 Parallel ATA ControllerOutdated
Unibrain OHCI Compliant IEEE 1394 Host ControllerCorrupted By A4tech Kb(s)-2850rp
Intel(R) 82801EB Ultra ATA Storage Controllers - 24D1Corrupted By A4tech Kb(s)-2850rp
Broadcom Broadcom GNSS 4752 Geolocation SensorCorrupted By A4tech Kb(s)-2850rp
Intel Intel(r) AIM External Flat Panel Driver 0Up To Date and Functioning
Validity Sensors Validity Sensors (WBF) (PID=0018)Corrupted By A4tech Kb(s)-2850rp
Validity Sensors Validity Sensors (WBF) (PID=0018)Corrupted By A4tech Kb(s)-2850rp
Cameras, Webcams And Scanners
Philips Philips SPC1030NC WebcamUp To Date and Functioning
Video Cards
NVIDIA NVIDIA GeForce FX 5200Corrupted By A4tech Kb(s)-2850rp
Input Devices
Logitech Logitech WingMan Digital DeviceOutdated
Port Devices
Sony Ericsson Sony Ericsson 750 USB WMC OBEX Interface (COM6)Up To Date and Functioning
Sony Digital Flat Panel (1024x768)Corrupted By A4tech Kb(s)-2850rp
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(s)-2850rp H2.1832/22/201512/28/2015a4tech_kb(s)-2850rp-h2.183.exe196kbSupermicro X9DRW-3LN4F+/X9DRW-3TF+, Compaq DA234A-ABA 6400nx NA910, HP A1412n-aba a1000, Panasonic CF-19KHRC62B, HP GG700AA-UUW, HP DT212A-ABU M487.UK, NEC PC-LL5006D2DR, HP PAVILION DV6187, HP HP EliteBook 8530w, HP P6-2370ef, HP WE166AA-ABU p6319uk, Sony VGN-FS92S, Panasonic CF-53AACZYFT, Sony VGNFW590GAB, Toshiba SATELLITE C660-1VR, Toshiba TECRA R10, IBM 8212A94, and more.
A4tech Kb(s)-2850rp 2342.12.110/17/201412/30/2015a4tech_kb(s)-2850rp-2342.12.1.exe84kbToshiba Satellite C660-2QQ, IBM NetVista personal computer, NEC PB12V00106, HP WE166AA-ABU p6319uk, Acer MX4SG-4DL, HP BK175AA-ABA HPE-270f, IBM 6792GGU, HP HP HDX 16, Fujitsu LIFEBOOK C1410, HP NQ852AA-ABH IQ830nl, IBM 2724JU1, HP AZ205AAR-ABA p6300z, Compaq Presario 7132EA 470019-261, IBM 8307SGY, IBM 8187QG7, Fujitsu FMVXN6EG2Z, HP Pavilion zx5000, IBM 2374WF2, Dell Vostro 3555, and more.
A4tech Kb(s)-2850rp 4349712/25/201412/29/2015a4tech_kb(s)-2850rp-43497.exe213kbDakTech DTGM5, Sony VPCF13NFX, IBM 8171Z5S, HP EJ254AA-ABF w5269.f, LG R580-U.ARD2BE1, HP PAVILION DV8000, HP RY873AAR-ABA a6028x, IBM Eserver xSeries 346 -[8840ECY, HP WC734AA-ABD 1130de, HP FQ504AA-ABG a6550a, ASUS N56VM, Packard Bell IXTREME I7709B, Lenovo ThinkPad X60s, HP ED758AA-ABS, Fujitsu PRIMERGY RX350 S7, HP WL325AA-ABD p6326de, Supermicro X7QC3, and more.
A4tech Kb(s)-2850rp 40029/9/201412/30/2015byzqgncl-4002.exe166kbEMachines EL1331-05, Toshiba SATELLITE C870-15M, IBM 62253J9, Packard Bell IMEDIA D3013, Sony SVE14115FBB, Sony VGN-A317M, NEC PC-LL550KG1J, Toshiba Qosmio F50, Gateway E4252, NEC PC-MK31MEZCE, Panasonic CF-SX1GEFDP, IBM 8305VBG, Supermicro X9DRE-TF+/X9DR7-TF+, HP CQ2900EC, and more.
A4tech Kb(s)-2850rp 431.12.12.18/26/201412/29/2015a4tech_kb(s)-2850rp-431.12.12.1.exe129kbCybernet Manufacturing DeskBook, Packard Bell IXtreme J8038, ASUS R052CE, IBM ThinkPad T41, IBM 81712EU, LG RD580-E.ADE1BF2, Sony VGNFW590FSB, Gigabyte EQ45M-S2, Gigabyte EQ45M-S2, Sony VPCJ126FJ, Sony VGN-TT46MG_B, Panasonic CF-52VADBYFG, HP Pavilion ze4600, NEC PC-LL750GD1K, HP RR861AA-ABD, Acer Predator G5900, NEC PC-VC5002D, and more.
A4tech Kb(s)-2850rp 4339810/15/201412/28/2015a4tech_kb(s)-2850rp-43398.exe43kbSony VGN-NS120AH, Acer Aspire 5670, HP HP Pavilion dv5000, Gateway DX441B, Compaq KJ172AA-AB4 SR5272CF, Gateway GT5652j, Panasonic CF-30CWQAZBM, Lenovo 7359W4B, IBM 8187D2G, ASUS ESC4000 G2 Series, HP RP847AA-ABZ, Compaq 5411EA 470029-828, Fujitsu LifeBook T5010, Compaq PX631AA-ABU SR1440UK GB520, Toshiba Dynabook SS LX/190DR, NEC PC-BL350DW6B, Sony VPCF13S0E, Sony VPCSE23FX, and more.
A4tech Kb(s)-2850rp 2.130622/19/201512/30/2015a4tech_kb(s)-2850rp-2.13062.exe99kbASUS K84L, Lenovo 3000 J205 Desktop, Sony VGN-FW550F, Sony VGN-P45GK_W, Acer Aspire 3810TZG, HP P6604f, Acer Aspire 5670, HP Pavilion dv2000, Fujitsu LIFEBOOK C1410, HP H8-1525eg, Panasonic CF-18KDHNBVA, NEC PC-LL750NSB-YC, HP FR515AA-AB9 m9470pt, HP PW579AA-ABG m7088a, and more.
A4tech Kb(s)-2850rp Z703231/29/201512/28/2015a4tech_kb(s)-2850rp-z70323.exe153kbSony VGN-SZ15LP_B, HP 700-014eg, NEC PC-MJ26EBZD1FSG, Lenovo 20AL009CUS, SAMSUN 700Z, Fujitsu FMVXN2G52, Intel LM1WN, HP KN283AA-ABM s3445la, IBM IBM eServer x3105 -[434722G, Fujitsu LifeBook T4310, HP P9843A-ABF 712, LG R480-K.APC2BA3, and more.
A4tech Kb(s)-2850rp 2239412/1/201412/30/2015a4tech_kb(s)-2850rp-22394.exe193kbGateway P-171X FX, NEC PC-MK29MLZE1RJG, HP HP Compaq nc6320, LG C400-G.BC25P1, Lenovo 3000 J200 Desktop, IBM 8424Y11, ECS H57H-MUS, Lenovo 7484W76, Dell Precision R7610, NEC PC-GL20ES3L6, Sony VGN-NS225J, Fujitsu FMVNXA90N, HP GX609AAR-ABA m9160f, WIPRO WSG37425V-0038, Compaq FJ403AA-AB9 SR5502PT, Sony VPCEB33FG, Mio N890, Lenovo ThinkCentre M72e, and more.
A4tech Kb(s)-2850rp F1.122702/28/201512/29/2015a4tech_kb(s)-2850rp-f1.12270.exe157kbGateway FX7026, Partner D525, Fujitsu LIFEBOOK U574, Panasonic CF-19TH187QW, HP G5115ch-m, HP PW579AA-ABG m7088a, HP P6635c, HP Pavilion dv2000, Lenovo ThinkPad SL500, Acer Aspire M5800, HP GL327AA-ABF a6115.f, Sony VGN-CS36MJ_J, Sony VGN-TX72B_B, Fujitsu FMVNS2TLR, IBM IBM System x3100 -[434842X, and more.
A4tech Kb(s)-2850rp 802.12412/24/201412/30/2015a4tech_kb(s)-2850rp-802.124.exe41kbNotebook S210TU, Sony VGN-AW120D, HP KN458AA-ABT, Panasonic CF-30KTPAX2B, Sony VGN-NS21SR_S, MAXDATA ECO4700IW, Packard Bell Easynote Butterfly, Acer Aspire 1601M, Sony VGN-CS36MJ_J, Panasonic CF-30KAP002B, Lenovo 3000 V100 Notebook, Lenovo 7373W7L, Sony VGN-B250FP, IBM 1860WR7, Sony VGC-RB41P, Dell Vostro 3555, ASUS K50IJ, Fujitsu PRIMERGY TX100 S2, and more.
A4tech Kb(s)-2850rp 8282.122/24/201512/28/2015a4tech_kb(s)-2850rp-8282.12.exe80kbIBM 2724JU1, HP AZ205AAR-ABA p6300z, Compaq Presario 7132EA 470019-261, IBM 8307SGY, IBM 8187QG7, Fujitsu FMVXN6EG2Z, HP Pavilion zx5000, IBM 2374WF2, Dell Vostro 3555, KOHJINSHA APERA Series, HASEE QJC4, Packard Bell IMEDIA H7612, Gateway M250B, NEC PC-VL580CD1K, Acer Extensa 5635G, HP GB290AA-AB5 m8088hk, and more.
A4tech Kb(s)-2850rp N1.17902/7/201512/28/2015hmhvew-n1.1790.exe122kbSupermicro C2SBC-Q, THEIS TH-C346/945GZME-RH/512/80/Midi-Towe, ASUS B400AV, NEC VERSAL2101 RNB31065295, SAMSUN 3570R/370R/470R/450R/510R/4450RV, Acer Veriton X2631, NEC PC-VY13MEFEU, Sony PCG-GRT270, Fujitsu D2812-A1, Sony VGN-AW120D, Viglen Dossier XR, HP PN119AA-ABU, Medion P6611, LG RD405-A.CDT5A2, Lenovo ThinkPad X121e, Fujitsu FMVU75HRG, RM Plc RM ECOQUIET 630A, HP 100-5010b, Panasonic CF-52JE202NW, and more.
A4tech Kb(s)-2850rp 388011/13/201412/29/2015a4tech_kb(s)-2850rp-3880.exe139kbLG X110-L.A7SPE, Sony PCG-GR5F_BP, Sony VPC-M120AB, Acer Veriton S680G, IBM System x3550 M3 -[7944AC1, Acer A7600U, HP HP Pavilion dv6-6c73ca, Sony VGN-TT1, HP HP Compaq nc4400, Acer AOA150p/BGW, T-Systems T-Systems PC P4PE, HP 600-1390, Packard Bell IMEDIA B2218 UK, Fujitsu FMVS54KRC, Sony VGN-CR60B_P, Epson PPVME220, HP BK424AAR-ABA HPE-257c, and more.
A4tech Kb(s)-2850rp 2.1067912/17/201412/29/2015iyt-2.10679.exe209kbAcer NC-E1-531-B9604G, Packard Bell IXtreme J8038, NEC PC-VJ25AAN6HJR9, HP HP Pavilion 11 x2 Notebook PC, Lenovo ThinkPad Tablet 2, Sony VGN-FW180FU, Lenovo ThinkStation D20, Sony VPCZ130GB, MCJ P55-SD, HP KN476AA-ACB, Panasonic CF-SX2KEMDP, NEC PC-LL560MG3ER, NEC EASYNOTE PB41Q00006, and more.
A4tech Kb(s)-2850rp 1.1292.162/25/201512/30/2015a4tech_kb(s)-2850rp-1.1292.16.exe122kbToshiba Satellite A100-386, LG Z20NH.AR51B3E, Lenovo 7659V26, Fujitsu FMVNS2TLR, Lenovo ThinkCentre M91p, HP Pavilion dv5000, HP FL210AA-ABV, HP HP nx9000, IBM 62237BU, Acer AS5320, Panasonic CF-50MB2FDKM, WIPRO WIV37455-0198, Compaq BK129AA-AB4 CQ3230L, Toshiba Dynabook T552/58HKD, HP HP Compaq nx6325, Toshiba Dynabook Satellite J62 166D/5X, NEC PC-GV286VZAU, Toshiba Dynabook T552/36FWK, Powerspec B651, and more.

There is no particular operating system known to have specific problems with A4tech Kb(s)-2850rp
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