12/3/2016 new driver models for direct download:552
Atheros Communications Ar8121 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for Atheros Communications Ar8121
Certifications for Atheros Communications Ar8121
5 stars for Atheros Communications Ar8121 "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 12/3/2016 Updates

All drivers on are updated on daily basis.

However, a new version of Atheros Communications Ar8121 might have been uploaded since our last site update.

Atheros Communications Ar8121 Driver Download

Windows Compatibility for Atheros Communications Ar8121 driver

Atheros Communications Ar8121 Driver Details:

Atheros Communications Ar8121 File Name:

Atheros Communications Ar8121 Driver Version: 518SXPW5/

Atheros Communications Ar8121 ZIP Size: 111.kb

Manufacturer: Atheros

Atheros Communications Ar8121 was fully scanned at: 11/29/2016
Scan Status: driver download scanOK

Atheros Communications Ar8121 special revision for: Windows 7 Service Pack 1 (Microsoft Windows NT) 32 bit, Windows 7 Ultimate 64 bit, Windows XP Home Edition N 32 bit, Windows 7 Enterprise (Microsoft Windows NT) 64 bit, Windows 8 Pro 32 bit, Windows Vista Starter 64 bit, Windows 10 32 bit

Atheros Communications Ar8121 Download Stats:

Driver Uploaded: 9/25/2016

Direct Downloads: 98
Most Recent Download: 12/2/2016
Managed Downloads: 472
Most Recent Download: 12/1/2016
Download Mirrors: 2
Current Delay: 28 Seconds
Driver License: FS {free software}

Direct Download Success Stats:

Reports Issued By 77/98 Users

Success Reported By 14/77 Users

Driver Download Score70/100

Driver Installation Score69/100

Overall preformance Score75/100

Atheros Communications Ar8121 2 Thumbs Up2Thumbs
Atheros Communications Ar8121 0 Thumbs Down0Thumbs
Atheros Communications Ar8121 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 458/472 Users

Success Reported By 341/458 Users

Driver Download Score94/100

Driver Installation Score94/100

Overall preformance Score89/100

Atheros Communications Ar8121 316 Thumbs Up316Thumbs
Atheros Communications Ar8121 27 Thumbs Down27Thumbs
Atheros Communications Ar8121 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 Atheros Communications Ar8121 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 Atheros Communications Ar8121 + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing Atheros Communications Ar8121, or the driver installation manager, take a few minutes to send us a report:
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Atheros Communications Ar8121 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 Atheros Communications Ar8121 disfunctions.

Scan performed on 12/3/2016, Computer: Toshiba SATELLITE C850-1NN

Outdated or Corrupted drivers:9/20

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel Controller Universal Host USB Intel(R) famiglia ICH9 - 2936Up To Date and Functioning
Mice And Touchpads
Alps Alps Pointing-deviceUp To Date and Functioning
Usb Devices
Microsoft USB Storage DeviceOutdated
HTC T-Mobile myTouch 3G SlideOutdated
Samsung Gadget SerialUp To Date and Functioning
Sound Cards And Media Devices
Realtek Enheden High Definition AudioOutdated
ASUSTek ASUSTeK TV7134 BDA Video CaptureOutdated
Network Cards
Realtek Realtek RTL8188CE Wireless LAN 802.11n PCI-E NICOutdated
Microsoft Keyboard Device FilterCorrupted By Atheros Communications Ar8121
Hard Disk Controller
ATI Standard Dual Channel PCI IDE ControllerUp To Date and Functioning
Texas Instruments Texas Instruments PCIxx12 Integrated FlashMedia ControllerUp To Date and Functioning
Research In Motion BlackBerryCorrupted By Atheros Communications Ar8121
ClockworkMod CDC SerialCorrupted By Atheros Communications Ar8121
ULi Intel(R) 82801DB/DBM USB 2.0 forbedret vertskontroller - 24CDUp To Date and Functioning
Cameras, Webcams And Scanners
Brother Brother DCP-115C USBUp To Date and Functioning
Video Cards
Intel Video ControllerUp To Date and Functioning
Input Devices
Logitech Logitech Wheel Mouse (USB)Outdated
Port Devices
D-Link MT65xx PreloaderUp 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 12/3/2016, Computer: Sony VGN-NS255D

Outdated or Corrupted drivers:14/21

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel QuickPath Architecture Generic Non-core Registers - 2C62Corrupted By Atheros Communications Ar8121
Mice And Touchpads
Logicool Logitech Cordless Mouse (USB)Up To Date and Functioning
Wacom HID-compliant mouseCorrupted By Atheros Communications Ar8121
Alps Alps Pointing-device for VAIOUp To Date and Functioning
Usb Devices
Microsoft NEC USB HubUp To Date and Functioning
Hewlett-Packard HP Officejet 5500 Series (DOT4USB)Corrupted By Atheros Communications Ar8121
Sound Cards And Media Devices
Realtek Realtek AC'97 Audio for VIA (R) Audio ControllerUp To Date and Functioning
Realtek Dispositivo High Definition AudioCorrupted By Atheros Communications Ar8121
Network Cards
Realtek Realtek RTL8168D/8111D Family PCI-E Gigabit Ethernet NIC (NDIS 6.20)Outdated
Microsoft HID KeyboardCorrupted By Atheros Communications Ar8121
Hard Disk Controller
ATI ATI PCI IDE Bus Master ControllerUp To Date and Functioning
Western Digital My Net N900 Router StorageCorrupted By Atheros Communications Ar8121
Broadcom ThinkPad Bluetooth 4.0Up To Date and Functioning
AuthenTec Biometric CoprocessorCorrupted By Atheros Communications Ar8121
NEC Generic CardBus ControllerUp To Date and Functioning
Cameras, Webcams And Scanners
Canon CanoScan LiDE 110Outdated
Video Cards
NVIDIA NVIDIA GeForce GT 640MOutdated
Input Devices
Eastern Times USB-HID (Human Interface Device)Corrupted By Atheros Communications Ar8121
Port Devices
Mobile Connector Device Application Interface (COM12)Corrupted By Atheros Communications Ar8121
Sony Digital Flat Panel (1024x768)Outdated
Mobile Phones And Portable Devices
Acer NOKIAOutdated
Driver ModelOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
Atheros Communications Ar8121 809789/20/201412/29/2015atheros_communications_ar8121-80978.exe35kbHP Compaq nx9110, Toshiba Dynabook SS RX2/T9J, Acer Aspire 1520, Biostar TP55, NEC PC-GV296VZGL, HP KJ416AA-AB4 m9298d, Sony VGN-NS110D, LG LB50-CC34ZL, NEC PC-VN770JS3EB, NEC PC-VL500ED, Panasonic CF-30FTSAZN2, Sony VGN-TZ15AN, and more.
Atheros Communications Ar8121 420462/9/201512/27/2015atheros_communications_ar8121-42046.exe134kbLenovo ThinkPad R60, NEC PC-VG32SVZGH, LG P210-G.AEW3C1, Toshiba SATELLITE C850-A791, Toshiba Satellite 2455, Acer Extensa 2900E, Supermicro C2SBC-Q, LG R560-U.ARC2BT, Lenovo ThinkPad T400s, Panasonic CF-74KCJDZAM, and more.
Atheros Communications Ar8121 E1.122262/25/201512/27/2015uy-e1.12226.exe58kbHP PW579AA-ABG m7088a, Sony VGN-TT250N, NEC PC-MJ29MLZZ1BSG, Compaq PE427A-ABU S7150UK GB420, Sony VGN-FW45MJ_B, IBM 8307D3U, Anhoch Goliath XD810, IBM 621932U, Lenovo 7659W29, HP PN135AA-ABU, IBM 25296AG, HP HP ProBook 6455b, Sony VPCW21C7E, Gateway FX4710-UB802A, KBS 7Eve, and more.
Atheros Communications Ar8121 61.12.1262/21/201512/27/2015atheros_communications_ar8121-61.12.126.exe34kbBiostar TForce 550, Compaq PN124AA-ABU SR1219UK GB440, Toshiba SATELLITE L850-A892, IBM IBM System x3200 -[7042C06, Pcs PRODiiGY 915GV, Hora Hora4000, Lenovo ThinkPad R400, LG R480-KAP28E, Notebook W310CZ/CZ-T, Panasonic CF-30KBPAX2M, Acer Aspire 1825, IBM ThinkPad Z60t, and more.
Atheros Communications Ar8121 D81.12.1248/30/201412/29/2015atheros_communications_ar8121-d81.12.124.exe71kbLenovo ThinkCentre M71e, HP DX2250 MT SRP KMAT, Sony VGC-JS53FB_P, Toshiba Dynabook REGZA PC D712/T3FM, MSI MS-9179, Fujitsu FMVCEG45N7, Packard Bell Easynote Butterfly, Sony VGN-UX50, HP PL482AA-AB4 w1084d, HP VD019AA-UUW p6110sc, WIPRO WSG37425W7-0012, Lenovo H520, DIXONSXP Philips Freevents, Sony VGN-SZ55_B, and more.
Atheros Communications Ar8121 J1.1341.182/3/201512/27/2015bs-j1.1341.18.exe21kbSony VGN-NW21EF_S, WIPRO WIV52B55-0007, Sony VGN-TZ17TN_N, Packard Bell IXtreme X9702, WIPRO Wsg15886, Sony VPCF136FX, LG X110-L.A7SPE, IBM 2389QU2, IBM 8114W19, Sony PCG-K215M, Panasonic CF-30CWQAZBM, IBM ThinkPad R51, HP D7222T-ABA A350E, HP HP Compaq 6710b, Olidata IPMIP-GS H57, IBM ThinkCentre A51p, NEC RND51078695, Fujitsu LIFEBOOK S 7020, and more.
Atheros Communications Ar8121 804062/28/201512/27/2015atheros_communications_ar8121-80406.exe111kbNEC PC-MK19ELZ2UFJG, IBM 18445GU, NEC VERSAE6300 RNF41103088, Lenovo 10245BG, Lenovo ThinkPad T420, Sony VPCEB48FJ, Fujitsu FMVXDE6K2Z, ASUS PRDLS533, IBM 6792GGU, HP Pavilion dv5000, Acer NC-V5-531-10076G50MASS, LG RD510-L.ADV3E8, and more.
Atheros Communications Ar8121 2.14061.112/24/201412/28/2015atheros_communications_ar8121-2.14061.1.exe214kbGigabyte H61M-USB3-B3, Sony VGN-Z51MG_B, Sony VGN-FJ22B_R, HP NY438AA-ABA p6115y, Gateway NV59C, Panasonic CF-30KCPRQAM, Toshiba SATELLITE C870-162, HP PS282AA-ABZ, Sharp PC-MM Series, Compaq EC516AA-ABH SR1519NL NL530, IBYTE Udp gn naxos-i1l, AT ALSEN, AT PREMIO BINGO, IBM 2658MJJ, HP HP d530 SFF, Sony VGN-TZ31XN_B, Fujitsu LIFEBOOK U574, HP DV9304EU, and more.
Atheros Communications Ar8121 H1.10962.11/14/201512/27/2015atheros_communications_ar8121-h1.10962.1.exe59kbCompaq DB266A-AB1 6215KR KO910, Panasonic CF-W4GW9AXP, ASUS BA5190,A500, Fujitsu LifeBook A6120, NEC Express5800/TM700, Acer Aspire 4253G, HP HP EliteBook 8540p, Lenovo 43772KM, Sony VGN-TZ3RMN_N, Sony VGN-FE90PS, IBM 2525AP5, HP GS292AA-ABG a6150a, HP NM943AA-UUW m9570, LG Z20NQ.AS57B2E, LG P210-GE2PK, and more.
Atheros Communications Ar8121 638808/25/201412/29/2015atheros_communications_ar8121-63880.exe165kbAcer Aspire X5900, HP ES131AA-UUZ, HP A0316001, Toshiba Satellite C850-B820, HP RJ116AA-UUW, HP ProLiant DL360 G3, Compaq DD345A-ABS 6620 SV110, Foxconn A6GMV, HP HP Pavilion dv1000, Fujitsu FMVA30DN, Fujitsu ESPRIMO E7935, HP CQ2900EC, Sony VGN-FE52B_H, and more.
Atheros Communications Ar8121 330422/16/201512/30/2015-33042.exe109kbPanasonic CF-W2EC1AXS, HP 500-018es, NEC PC-GL22ES3GA, HP 100-5158, IBM 2374KG5, WIPRO WIV37455-0653, Lenovo ThinkCentre M91p, HP FJ470AAR-ABA m9357c, Fujitsu FMVXNN281, HP DX2400, Lenovo ThinkPad R61, Packard Bell IXtreme J8038, HP 23-b232e, HP P6-2455eb, Supermicro X9DRL-7F, and more.
Atheros Communications Ar8121 734268/26/201412/27/2015atheros_communications_ar8121-73426.exe161kbLenovo ThinkPad Z61t, Sony VGC-LB92HS, Packard Bell EasyNote TK36, Gigabyte P35-S3G, Toshiba Satego P100, NEC PC-MY28VLZEDX8F, Fujitsu FMVNT5FT4, HP G5383sc, Sony VGN-CS160F, NEC PC-LL550KJ1K, Compaq RZ569AA-ABZ SR5039IT, HP GU622AA-ABE, ASUS G750JX, Toshiba PSKHGL-00C004, Packard Bell IMEDIA D4129 BE, and more.

There is no particular operating system known to have specific problems with Atheros Communications Ar8121
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