8/10/2022 +572 new drivers.
Ct6840 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for Ct6840
Certifications for Ct6840
5 stars for Ct6840 "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.

Ct6840 Driver Download

Windows Compatibility for Ct6840 driver

Ct6840 Driver Details:

Ct6840 File Name:

Ct6840 Driver Version: 587.wGR

Ct6840 ZIP Size: 135.kb

Manufacturer: Various Manufacturers

Ct6840 was fully scanned at: 8/6/2022
Scan Status: driver download scanOK

Ct6840 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 IoT 64bit, Windows 10 Pro Education 64bit, Windows 8 Enterprise 32bit, Windows 8 32bit, Windows Vista Home Premium 32bit, Windows 7 Service Pack 1 (Microsoft Windows NT) 64bit, Windows 7 Starter 32bit, Windows Vista Ultimate 64bit, Windows 7 Enterprise (Microsoft Windows NT) 32bit, Windows 7 Home Premium 64bit,

Ct6840 Download Stats:

Driver Uploaded: 1/20/2019

Direct Downloads: 730
Most Recent Download: 11/5/2019
Managed Downloads: 169
Most Recent Download: 11/2/2019
Download Mirrors: 2
Current Delay: 29 Seconds
Driver License: GPL

Direct Download Success Stats:

Reports Issued By 531/730 Users

Success Reported By 503/531 Users

Driver Download Score95/100

Driver Installation Score94/100

Overall preformance Score93/100

Ct6840 657 Thumbs Up657Thumbs
Ct6840 4 Thumbs Down4Thumbs
Ct6840 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 123/169 Users

Success Reported By 113/123 Users

Driver Download Score91/100

Driver Installation Score90/100

Overall preformance Score92/100

Ct6840 157 Thumbs Up157Thumbs
Ct6840 1 Thumbs Down1Thumbs
Ct6840 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 Ct6840 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 Ct6840 + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing Ct6840, 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.

Other drivers most commonly associated with Ct6840 problems:

Ct6840 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 Ct6840 disfunctions.

Scan performed on 4/25/2019, Computer: PCCHIPS M770LMRT - Windows 7 64 bit

Outdated or Corrupted drivers:10/20

Device/DriverStatusStatus DescriptionUpdated By Scanner
Microsoft AMD-8111 SMBus 2.0 ControllerCorrupted By Ct6840
Mice And Touchpads
Wacom Wacom Router MouseUp To Date and Functioning
Usb Devices
YuLong AndroidUp To Date and Functioning
Logitech Logitech USB Camera (Webcam C210)Up To Date and Functioning
Sound Cards And Media Devices
NVIDIA NVIDIA HDMI Audio DeviceUp To Date and Functioning
VIA VIA High Definition AudioUp To Date and Functioning
Conexant Conexant Falcon II PAL Video CaptureOutdated
Network Cards
Atheros LAN-Express AS IEEE 802.11g miniPCI AdapterCorrupted By Ct6840
Microsoft Keyboard Device FilterCorrupted By Ct6840
Hard Disk Controller
VIA VIA Bus Master IDE Controller - 3164Up To Date and Functioning
NEC Texas Instruments PCIxx21/x515 Cardbus ControllerCorrupted By Ct6840
Google Android ADB InterfaceCorrupted By Ct6840
Nokia Nokia USB OBEXUp To Date and Functioning
Intel Intel(r) AIM External TV Encoder Driver 1Corrupted By Ct6840
Cameras, Webcams And Scanners
Canon Canon MP560 serOutdated
Video Cards
Intel Video Controller (VGA Compatible)Up To Date and Functioning
Input Devices
KME USB Human Interface DeviceUp To Date and Functioning
Port Devices
Huawei Vodafone Mobile Broadband Secondary Port Modem (Huawei) (COM28)Outdated
Sony Digital Flat Panel (1024x768)Up To Date and Functioning
Mobile Phones And Portable Devices
Acer NOKIACorrupted By Ct6840

Scan performed on 4/24/2019, Computer: Packard Bell IMEDIA B2218 UK - Windows 7 32 bit

Outdated or Corrupted drivers:9/17

Device/DriverStatusStatus DescriptionUpdated By Scanner
AMD High Definition Audio-styrenhetUp To Date and Functioning
Mice And Touchpads
Microsoft Microsoft SideWinder X3 Mouse (IntelliPoint)Corrupted By Ct6840
Usb Devices
Intel(R) Intel(R) USB 3.0 eXtensible-HostcontrollerUp To Date and Functioning
Google Android Mobile AdapterOutdated
Sound Cards And Media Devices
Advanced Micro Devices High Definition-audioapparaatUp To Date and Functioning
IDT High Definition Audio DeviceCorrupted By Ct6840
Network Cards
Intel(R) Centrino(R) WiMAX 6250Up To Date and Functioning
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
Advanced Micro Devices Controller standard PCI IDECorrupted By Ct6840
Texas Instruments Dispositivo compatible con HIDUp To Date and Functioning
Intel Port racine express PCI Intel(R) 82801FB/FBM PCI -2662Corrupted By Ct6840
Cameras, Webcams And Scanners
Realtek Realtek USB2.0 PC CameraUp To Date and Functioning
Video Cards
ATI ATI Technologies, Inc. 3D RAGE PRO AGP 2XCorrupted By Ct6840
Input Devices
Sony Sony Programmable I/O Control DeviceCorrupted By Ct6840
Port Devices
Nokia Nokia Asha 311 USB Serial Port (COM5)Up To Date and Functioning
Sony Digital Flat Panel (1024x768)Corrupted By Ct6840
Mobile Phones And Portable Devices
Acer NOKIAOutdated
Driver ModelOSOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
Ct6840 33482.1For Windows 7 32 bit11/13/20144/4/2017ct6840-33482.1.exe21kbWIPRO WNB7PHC4700-0002, HP HP Compaq dc7100 SFF, Toshiba SATELLITE L850-13U, HP P6646at, IBM 8185NUZ, HP RR460AA-ABF s7740.f, HP HP Pavilion dv6-6c73ca, Toshiba SATELLITE C870-12E, Toshiba PSKHGL-00C004, IBM 8307SGY, HP 23-k010qd, LG R580-U.ARC3BT, Sony SVE15129CGB, Acer TravelMate 8372, Fujitsu CLW8GAG1D, NEC NEC POWERMATE X8520, HP P6-2485eo, , and more.
Ct6840 301.100For Windows 7 64 bit4/24/20154/15/2017ct6840-301.100.exe187kbToshiba Dynabook T350/56AB, Lenovo ThinkPad X61s, Lenovo ThinkPad Edge E220s, Fujitsu FPC08001DM, Fujitsu FMVF77DDRC, Acer NC-V5-531-10076G50MASS, HP FQ553AA-ABA a6608f, Lenovo ThinkCentre M55, Acer Aspire 5950G, Lenovo 23061G2, , and more.
Ct6840 32221.1For Windows 78/6/20164/11/2017ct6840-32221.1.exe117kbSamsung RV409/RV509/RV709, HP HP dc5000 SFF, HP FK479AAR-ABA s3600t, Fujitsu FMVNFD75B, Panasonic CF-18DHB32GD, EMachines EL1332, IBM 25296AG, Lenovo ThinkPad X220 Tablet, , and more.
Ct6840 331.146For Windows 109/27/20168/3/2016ct6840-331.146.exe100kbIBM 8307GU7, Packard Bell EasyNote_MX66, Panasonic CF-18NHH71BM, Medion P8613, Fujitsu FMVH70K9V, HP Compaq 615, Compaq P8657J-ABA SR1000Z NA441, HP 700-014eg, , and more.
Ct6840 33421.1For Windows 10 64 bit8/11/20146/6/2016ct6840-33421.1.exe182kbLenovo ThinkPad T61, HP FQ562AA-A2L m9500f, MAXDATA PLATINUM 100 I M5, Sony VPCEB4E9R, Fujitsu FMVNFC50WG, HP PX581AA-ABE, HP EZ090AA-ACP, Fujitsu FMVNFD75B, Compaq P8654S-ABA S3000V NA110, EMachines EL1332, , and more.
Ct6840 32263For Windows 7 32 bit8/21/20153/8/2017ct6840-32263.exe75kbDell OptiPlex 760, Lenovo 7359W4B, IBM IBM System x3350 -[4193E5G, Sony VGN-FE570G, Biostar TA960, IBM IBM System x3500 M4 Server -[7383E1G, LG R490-KR6WK, HP HPE-367c, Sony 80YP67105235, Lenovo 20ARA024KR, Supermicro SYS-5017C-MF, HP HP Pavilion 0 Notebook PC, Panasonic CF-SX3TETBR, Fujitsu FMVNFD75R, HP VG133AA-B14 p6120be, , and more.
Ct6840 32361.1For Windows 7 64 bit4/17/20158/1/2016ct6840-32361.1.exe83kbHP PP121AA-ABF m1155.f, NEC Express5800/56Xd [N8000-566C, EDsys EPROI5120W7P, Compaq FJ469AA-ABM SG3308LA, HP NY584AA-AC4 600-1010b, HP AY024AA-ABA s5360f, HP VN465AA-UUW HPE-010sc, HP CQ1140JP, IBM 8171Z5S, Sony VGN-NW235F, WIPRO WSG37555W7-0288, , and more.
Ct6840 302.148For Windows 73/22/20164/19/2017ct6840-302.148.exe199kbNEC PC-MY21AEZR3, Toshiba Satellite A100-999, Lenovo 57125694, MSI Cyberpower Compute, NEC PC-LL370RG1KS, VVIKOO VI P67 PRO, Sony VGN-NS72JB_W, Lanix BRAIN 4140, Sony VGN-NS11SR_S, Compaq EC537AA-ABZ SR1549IT IT530, HP G5170f, HP 700-015eg, Samsung R710, HP GG698AA-ABH, Panasonic CF-W4GWPAXP, ECS H57H-MUS, Panasonic CF-W4GWPAXP, , and more.
Ct6840 3041.17For Windows 108/5/20163/16/2017ct6840-3041.17.exe80kbHP KQ519AA-ABU, Sony VGN-FE41ZR, HP H9-1156eg, NEC PC-MY30VBZED, NEC Express5800/TM700, Fujitsu LIFEBOOK U574, , and more.
Ct6840 3021.17For Windows 10 64 bit1/13/20154/6/2017ct6840-3021.17.exe41kbIBM 2889CG6, Dell Vostro 1540, Sony PCV-HS80B, IBM IBM System X3100 M4 -[2582K1G, Fujitsu FMVF52CTWG, HP Presario 2500, Fujitsu FMVNFB70BZ, Sony VPCEF22FX, Compaq RF785AA-ABU SR2029 NA100, Packard Bell ISTART 2234, Toshiba Satellite C55-A5387, Acer Predator G7760, HP P6-2006es, Acer Aspire 8730G, Sony VGN-FW56E, , and more.
Ct6840 30302.1For Windows 810/10/20154/4/2017ct6840-30302.1.exe169kbHP 23-k010qd, LG R580-U.ARC3BT, Sony SVE15129CGB, Acer TravelMate 8372, Fujitsu CLW8GAG1D, NEC NEC POWERMATE X8520, HP P6-2485eo, IBM 80847CG, Panasonic CF-30C4TAABM, EMachines 5260IT, Sony VPCF13FGX, IBM 26721LG, Sony VGN-AR390E, IBM 8305S8U, LG R580-U.ARC2BT, LG LG PC, Acer TM6595, , and more.
Ct6840 Windows 7 32 bit2/15/20151/14/2017ct6840- DD377A-ABX 6680 FI110, Toshiba SATELLITE C55-A-10Q, Sony VPCF235FA, ECS Z77H2-A2X Deluxe, Sony VPCSA3S9R, Packard Bell EasyNote_F0946-U-020, Fujitsu D2312-C1, Toshiba TE5, Sony PCG-GRT170, HP P8601A-ABU 722, Sony PCG-GRT815M, Sony VGN-SZ77TN_C, HP HP Pavilion dv6000, Zoostorm 7010-0276A, Panasonic CF-74GCDDDBM, HP DF179A-ABZ a130, , and more.
If you encounter problems with the direct download for these operating systems, please consult the driver download manager for the specific Ct6840 model.

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