10/27/2016 new driver models for direct download:897
Oki Ml421-black 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for Oki Ml421-black
Certifications for Oki Ml421-black
5 stars for Oki Ml421-black "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 10/27/2016 Updates

All drivers on are updated on daily basis.

However, a new version of Oki Ml421-black might have been uploaded since our last site update.

Oki Ml421-black Driver Download

Windows Compatibility for Oki Ml421-black driver

Oki Ml421-black Driver Details:

Oki Ml421-black File Name:

Oki Ml421-black Driver Version: 1627518PR

Oki Ml421-black ZIP Size: 134.kb

Manufacturer: Oki

Oki Ml421-black was fully scanned at: 10/24/2016
Scan Status: driver download scanOK

Oki Ml421-black special revision for: Windows Vista Starter 64 bit, Windows 7 Ultimate 32 bit, Windows XP Media Center Edition 32 bit, Windows XP Tablet PC Edition 32 bit, Windows 7 Starter 64 bit, Windows Vista Home Premium 32 bit, Windows XP Media Center Edition 2004 64 bit

Oki Ml421-black Download Stats:

Driver Uploaded: 10/24/2016

Direct Downloads: 181
Most Recent Download: 10/26/2016
Managed Downloads: 439
Most Recent Download: 10/26/2016
Download Mirrors: 2
Current Delay: 19 Seconds
Driver License: General Public License

Direct Download Success Stats:

Reports Issued By 151/181 Users

Success Reported By 31/151 Users

Driver Download Score75/100

Driver Installation Score71/100

Overall preformance Score65/100

Oki Ml421-black 4 Thumbs Up4Thumbs
Oki Ml421-black 0 Thumbs Down0Thumbs
Oki Ml421-black 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 349/439 Users

Success Reported By 334/349 Users

Driver Download Score97/100

Driver Installation Score88/100

Overall preformance Score78/100

Oki Ml421-black 328 Thumbs Up328Thumbs
Oki Ml421-black 25 Thumbs Down25Thumbs
Oki Ml421-black 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 Oki Ml421-black 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 Oki Ml421-black + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing Oki Ml421-black, 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.

Oki Ml421-black 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 Oki Ml421-black disfunctions.

Scan performed on 10/27/2016, Computer: Fujitsu FMVNX95UD

Outdated or Corrupted drivers:8/22

Device/DriverStatusStatus DescriptionUpdated By Scanner
Matrox Graphics Controller Open Host NEC da PCI a USBUp To Date and Functioning
Mice And Touchpads
Wacom Wacom Mouse MonitorUp To Date and Functioning
Microsoft Logitech USB Wheel MouseOutdated
Usb Devices
Sony Ericsson Sony Ericsson W800 USB WMC OBEX Interface (COM6)Corrupted By Oki Ml421-black
Microsoft ServerWorks (RCC) PCI to USB Open Host ControllerUp To Date and Functioning
Microsoft SiS 7001 PCI to USB Open Host ControllerUp To Date and Functioning
Sound Cards And Media Devices
IC Plus Unimodem Half-Duplex Audio DeviceOutdated
YUAN DIB7700 DTV TunerOutdated
IDT High Definition Audio DeviceUp To Date and Functioning
Network Cards
Intel(R) Dual Band Wireless-AC 7260Up To Date and Functioning
Microsoft HID KeyboardCorrupted By Oki Ml421-black
Hard Disk Controller
Intel(R) 6 Series/C200 Series Chipset Family 4 port Serial ATA Storage Controller - 1C00Up To Date and Functioning
Intel Port racine express PCI Intel(R) 82801FB/FBM PCI - 2660Corrupted By Oki Ml421-black
Datel Design & Development DSi AR HW ProgUp To Date and Functioning
Intel HID Sensor CollectionCorrupted By Oki Ml421-black
Intel(R) Graphics Chipset (KCH) DriverUp To Date and Functioning
Cameras, Webcams And Scanners
EPSON EPSON Stylus CX6400Up To Date and Functioning
Video Cards
Intel Video ControllerUp To Date and Functioning
Input Devices
Microsoft HID-compliant consumer control deviceCorrupted By Oki Ml421-black
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 10/27/2016, Computer: Panasonic CF-31UEUJDDA

Outdated or Corrupted drivers:7/21

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) 6700PXH I/OxAPIC Interrupt Controller B - 0327Up To Date and Functioning
Mice And Touchpads
WheelMouse HID-compliant mouseUp To Date and Functioning
NEC VersaGlideUp To Date and Functioning
Microsoft Microsoft USB IntelliMouse WebUp To Date and Functioning
Usb Devices C-Media USB Audio (commercial 2.8.45)Corrupted By Oki Ml421-black
Hewlett-Packard HP FAXCorrupted By Oki Ml421-black
Sound Cards And Media Devices
YUAN STK7700DCorrupted By Oki Ml421-black
Network Cards
Intel(R) Centrino(R) Wireless-N 1000Up To Date and Functioning
Microsoft HID KeyboardUp To Date and Functioning
Hard Disk Controller
Silicon Integrated Kontroler SiS PCI IDEUp To Date and Functioning
Panasonic MATSHITA DVD-RAM UJ-830SaUp To Date and Functioning
Intel Intel(r) AIM External Flat Panel Driver 1Up To Date and Functioning
Nokia Nokia USB OBEXUp To Date and Functioning
ENE ENE CB1410 Cardbus ControllerUp To Date and Functioning
Creaform NEC OHCI Compliant IEEE 1394 Host ControllerCorrupted By Oki Ml421-black
Cameras, Webcams And Scanners
Brother Brother DCP-115C USBUp To Date and Functioning
Video Cards
ATI ATI Technologies, Inc. 3D RAGE PRO AGP 2XCorrupted By Oki Ml421-black
Input Devices
Sony Sony Firmware Extension Parser DeviceCorrupted By Oki Ml421-black
Port Devices
Mobile Connector Device Application Interface (COM12)Up 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
Oki Ml421-black 7302.102/17/201512/27/2015oki_ml421-black-7302.10.exe90kbHP HP Compaq nc6220, Sony VPCEL15EN, Lenovo ThinkCentre M90, NEC EASYNOTE PB47S00286, Toshiba Dynabook R732/39GB, Sony VGN-Z41XRD_B, Panasonic CF-T8EWETZAM, HP GL318AA-B1U, IBM 8142LU2, Cybernet Manufacturing CyberMed N19, Packard Bell OneTwo S3221, LG S1-P655R1, HP P6570jp, and more.
Oki Ml421-black 80371.111/14/201412/27/2015oki_ml421-black-80371.1.exe74kbToshiba SATELLITE C855-1X3, Packard Bell ISTART D2141, Sony VGN-Z17GN_B, IBM 8099KKB, HP HP ProBook 6460b, NEC VERSAL2101 RNB31065295, ASUS BM5220, Sony VPCX115LW, Gateway M-7332H, HP G5261de, NEC PC-MY26XHZE1, and more.
Oki Ml421-black 1.10472.11/2/201512/28/2015oki_ml421-black-1.10472.1.exe157kbGateway MX6627, IBM 8427CDU, Lanix LANIX TITAN HX 4140, Panasonic CF-30KTP48NL, HP GG692AA-ABZ, Toshiba Dynabook Satellite T30 173C/5W, ASUS G750JX, Fujitsu FMVL18B, LG LW70-QJMA, HP P6721f, Sony VGC-RC70S, HP P6-2202el, HP PY142AA-AB3 w5180d, HP NR043AA-ACP p6035at, Panasonic CF-S8HYEDPS, and more.
Oki Ml421-black 4043912/13/201412/27/2015oki_ml421-black-40439.exe81kbSony PCG-Z1M, Matsonic MS9387E, Dimotion PCDO5V3, LG R580-U.ARD5WT, Dell Vostro 200, Sony VGX-X90P, HP NP189AA-ABA s5160f, Panasonic CF-T8EWETZAM, HP HP ENVY 17 3D Notebook PC, Lenovo ThinkCentre Edge 72z, HP HPE-310t, Supermicro X9DR3-F, HP GS210AA-ABV dx2290MT, Cybernet Manufacturing DeskBook, Shuttle XP400, Acer Aspire 1825, and more.
Oki Ml421-black 726281/2/201512/27/2015oki_ml421-black-72628.exe71kbLG X200-NS5BK, LG RD560-C.ADB1F4, Zoostorm 7010-0246A, Fujitsu ESPRIMO E5731, VIA 7VTXH, Dell OptiPlex GX1 500MTbr+, Sony VGN-A317S, Fujitsu FMVNFB70RG, ARLT Computer Produkte Mr. Whisper X R3, Seneca PRO157094, Samsung P580, Notebook W310CZ/CZ-T, Lenovo ThinkPad X300, Sony SVE15138CGS, SAMSUN NP-R510-FS04NL, and more.
Oki Ml421-black 408410/20/201412/29/2015oki_ml421-black-4084.exe185kbHP PN133AA-ABU, Panasonic CF-19LCRDX6B, Sony VGN-CR51B_W, ASUS R051PX, Acer Aspire 182dPTZ, LG F1-225GY, Sony VGN-AW92JS, IBYTE UDP GN ANDROS-I60L, HP HP EliteBook 8540w, Lenovo 2689PZG, Sony VPCF132FX, IBM 2672CBJ, NEC PC-VN570BS1YB, and more.
Oki Ml421-black B361.12/16/201512/28/2015oki_ml421-black-b361.1.exe80kbHP FL447AA-ACB a6641ru, Sony VGN-NS240D, Sony VGN-NS330J, HP S5-1435d, HP P8315A-ABZ 451, Sony VGN-NS31S_S, Epson PPVME220, HP PS226AA-ABE, HP P6-2006es, IBM ThinkPad R40, HP 810-150se, Sony VGN-FW41E_H, Sony VGN-NW120D, and more.
Oki Ml421-black 30381.19/18/201412/30/2015oki_ml421-black-30381.1.exe115kbIBM System x3200 M3 -[732842G, HP KA763AA-ABU, Gigabyte EP45T-DS3, HP PG129AA-UUZ, Sony VGN-P35GK_R, Sony VPCEB13FG, NEC NEC_VERSA_P570, Sony VPCW126AG, Fujitsu PRIMERGY RX200 S7, Sony PCG-GR214EP, HP HP Pavilion dv9000, Dimotion PCDO5U1, NEC PC-MJ30DLZCA, and more.
Oki Ml421-black P7541A-ABG 711a, IBM 2366GG4, HP KJ417AA-AB4 s3480d, Fujitsu FMVA0300C, Compaq PE427A-ABU S7150UK GB420, Dell Dimension 9100, Toshiba SATELLITE L850-A902, Fujitsu D2179-R1, Seneca Pro76566, Sony VGC-LA83DB, Toshiba IS 1558, and more.
Oki Ml421-black Y3074210/21/201412/29/2015oki_ml421-black-y30742.exe22kbNEC PC-GV286GLGL, Sony VGN-TZ31XN_B, IBM IBM System x3200 -[7042C06, Dell Inspiron M5110, Dell PowerEdge R905, Sony VPCF11HGX, Panasonic CF-53AAC28FG, Dell XPS A2020, Acer TravelMate P455, IBM IBM System x3500 M2 Server -[783932M, EDsys EPROI5120W7P, Alienware Aurora m9700, and more.
Oki Ml421-black VGN-FW54E, Acer Aspire5739, Lenovo 73952GL, KOBIAN PI845GVM, Dell Precision T5610, Packard Bell EASYNOTE_MX52-B-070, Lenovo Lenovo IdeaPad Y485, Sony VPCEH1Z1R, HP Pavilion dv6000, HP NC232AA-UUZ IQ820ch, LG N550-PE50K, Lenovo ThinkStation S20, Dell OptiPlex 330, Samsung Q320/P320, DTK VistaPro 6250, Gateway E-9520T, Toshiba SATELLITE C855-19N, and more.
Oki Ml421-black 1.16662/11/201512/30/2015oki_ml421-black-1.1666.exe145kbNEC PC-MY26XHZE1, IBM 25296AG, Panasonic CF-T5AC1DXS, Toshiba Dynabook T552/36FBK, Sony SVE151100C, Toshiba Dynabook Satellite J62 166D/5X, Gigabyte Z68MA-D2H-B3, Lenovo 3000 H230 10025, HP KN476AA-ACB, IBM 8303MJ8, Lenovo ThinkPad X200s, and more.
Oki Ml421-black 21.134710/13/201412/28/2015oki_ml421-black-21.1347.exe102kbWIPRO WIV37455-1059, NEC PC-MJ26XRZWDSBJ, HP P9891A-AB1 723k, HP HP Pavilion ze2000, EDsys EDSCADI73770, HP 100-5152, IBM ThinkPad T41, Toshiba Qosmio D730, Panasonic CF-W2FW6AXR, Fujitsu FMVNF40UBJ, HP HP Pavilion dv2700, Acer Dalle, HP VC906AA-ABF IQ842f, Gateway M-152S, HP NC787AA-AKL s3789d, Packard Bell IPower I9810 GE, HP NC787AA-AKL s3789d, EMachines EME725, and more.
Oki Ml421-black 7401.1811/24/201412/27/2015oki_ml421-black-7401.18.exe39kbLG T380-LARB1E, Toshiba Dynabook Satellite L45 240E/HD, IBM 23739HG, Intel D2500CC, HP G5115ch-m, NEC EASYNOTE PB37R00002, Fujitsu FMVD53C011, Sony VGN-SZ1XP, HP AW010AAR-ABA p6210t, IBM 2373K53, Sony VGN-FW21L, HP HP Pavilion dv5, IBM ThinkPad T42, NOVATECH MBB-44308D, Lenovo 4236SUS, Compaq RX917AA-ACJ SR1929IL FD440, and more.
Oki Ml421-black Q3028412/4/201412/30/2015oki_ml421-black-q30284.exe35kbGateway MX7337H, Sony VGN-TZ27GN_B, NEC PC-MK29MLZDF, SAMSUN 770Z5E/780Z5E, HP PN135AA-ABU, Seneca Pro234499, HP VT557AA-ABG 600-1150a, Compaq EK360AA-ABZ SR1659IT IT540, HP HP HDX 16, Sony SVE15127CAP, HP PP121AA-ABF m1155.f, HP P6640ch, M&A MADB43LD, Dell Vostro 5470, BenQ Joybook P51, and more.
Oki Ml421-black N21.123210/7/201412/27/2015apzkpuoyx-n21.1232.exe196kbSony VGC-LA83DB, Dell Vostro 3446, Notebook MIM2300, Sony VGN-SZ79MN_C, Panasonic CF-S9LWGJDS, HP 800-090jp, IBM 818388J, Toshiba Dynabook T552/47FKD, Sony VGN-UX490N, Compaq AY552AA-AB5 CQ3118HK, IBM 817231G, Lenovo Lenovo H320 10046, Lenovo ThinkCentre M90, HP ProLiant DL360 G5, Lenovo ThinkPad Z61m, HP ES116AA-B14, Toshiba PORTEGE A600, and more.
Oki Ml421-black 2391.173/1/201512/27/2015oki_ml421-black-2391.17.exe80kbToshiba SP4320, Sony VGN-FS92S, IBM 8184RUM, IBM IBM System x3500 M4 Server -[7383E1G, Supermicro SYS-5017C-MF, HP PS568AA-ABA A1019H, PCP+ G41 Xeon series, Supermicro C7Q67, NEC PC-MJ26EBZD1FSG, Medion P6612, Toshiba Satego P100, HP P6725de, IBM IBM System x3350 -[4193E5G, HP Pav dv6521 mariner, Sony VGC-JS71B_S, HP RT586AA-ABU, Lenovo 20ARA024KR, HP AV890AV-ABJ e9280jp, Toshiba Dynabook T552/47FR, and more.
Oki Ml421-black 3042.149/11/201412/27/2015oki_ml421-black-3042.14.exe103kbNEC PC-LM530WH6B, Fujitsu FMVH70K9V, HP HP EliteBook 8540w, EMachines L4030, Sony PCG-GRX616SP, HP KA856AA-ABF a6314.f, IBM ThinkPad A30, Sony VGN-SZ55B_B, Fujitsu FMVLX70WDJ, HP GG662AA-ABD, and more.
Oki Ml421-black 704489/10/201412/29/2015oki_ml421-black-70448.exe178kbSony VGN-FS115ZR, HP P6-2453es, Compaq PS245AA-ABF SR1339FR FR510, Lenovo ThinkPad SL410, Lenovo ThinkPad L412, Toshiba SATELLITE L850-153, Acer Acer 8935G, Packard Bell IMEDIA F5750, HP 100-5158, Gateway P-6312 HSN, and more.
Oki Ml421-black O6034212/26/201412/30/2015oki_ml421-black-o60342.exe45kbAlienware Aurora m9700, HP KP266AA-ABZ, LG E200-A.C211R, Packard Bell ISTART C5410 AIO, Acer Aspire 8730G, AT COMFOR OFFICE I10 SI, Sony VGN-FS92S, LG X200-L.AGFLZ, Toshiba SATELLITE C870-162, NEC PC-VY17FDFER, NEC VERSAL2101 RNB31065295, Acer Aspire 1601M, Sony VGN-B250FP, Positivo POS-EC945AL, Fujitsu LIFEBOOK U574, Toshiba SATELLITE L850D-130, and more.
Oki Ml421-black N61.129712/19/201412/27/2015oki_ml421-black-n61.1297.exe49kbLenovo 2429BH6, Sony VGN-SZ32GP_B, Packard Bell Imedia I5800, Packard Bell IMEDIA H5190, HP FK861AA-AB0 a6625tw, Fujitsu PRIMERGY RX200 S6, Sony VGN-Z47GD_X, Lenovo ThinkPad R61i, Sony VGN-K30, HP KT316AA-ABE, HP Presario 2200, Shuttle Shuttle System, and more.
Oki Ml421-black 21.162.1611/23/201412/27/2015oki_ml421-black-21.162.16.exe139kbSony VGC-RC70S, HP P6-2202el, HP PY142AA-AB3 w5180d, HP NR043AA-ACP p6035at, Panasonic CF-S8HYEDPS, HP P6646at, Toshiba SATELLITE C870-15M, IBM 26523CU, HP GN551AAR-ABA m8200, Gateway GT5228J, Compaq FJ469AA-ABM SG3308LA, ASUS G70Sg, Fujitsu FMVLX70WDJ, M&A MADB43LD, HP HP Compaq nx7300, Toshiba SATELLITE P300-160, Panasonic CF-53AACZYFT, and more.
Oki Ml421-black 31.188311/15/201412/29/2015oki_ml421-black-31.1883.exe157kbPositivo POS, HP VD042AA-ABF p6105f, Lenovo 3000 J200 Desktop, HP Pavilion ze4400, HP KP335AA-UUW, AT ALSEN PROFI 41G, Gateway TC73, Compaq P8657C-ABA 8000Z NA510, Packard Bell IPOWER X9075, APC4R APC4R116, Sony PCG-Z1XMP, HP GS275AA-ABU, Gateway GT5042j, SIE 840_P3, and more.
Oki Ml421-black 4044711/7/201412/28/2015oki_ml421-black-40447.exe195kbHP ED713AA-ABF w5155.f, Fujitsu FMVS54DBY, Acer ATC-603, HP KJ325AA-ABG a6440a, Foxconn AT-7000 Series, Sony VGN-NW230G, Intel Crestline, LG X110-L.A7A2E2, Fujitsu FMVNB5Y3, HP Pavilion dv8000, Sony VGN-SZ7RMN_B, IBM 2373B37, HP HP Pavilion 0 Notebook PC, and more.

Please Note: There are particular operating systems known to have problems with Oki Ml421-black:
  • Windows Vista Business
  • Windows XP Home Edition, for home desktops and laptops
  • Windows 7 Service Pack 1 (Microsoft Windows NT)
  • Windows 8 Pro
  • Windows XP Media Center Edition 2005
If you encounter problems with the direct download for these operating systems, please consult the driver download manager for the specific Oki Ml421-black model.
Laptop Oki Ml421-blackTablet Oki Ml421-blackDownload Oki Ml421-blackUpgrade Oki Ml421-blackUpdate Oki Ml421-black2016 Oki Ml421-blackFree Oki Ml421-blackData Oki Ml421-blackInfo Oki Ml421-blackHelp Oki Ml421-blackGuide Oki Ml421-blackComments Oki Ml421-blackWindows 10 Oki Ml421-blackVista Oki Ml421-blackWindows 7 Oki Ml421-blackInstall Oki Ml421-black