10/22/2016 new driver models for direct download:537
Asus Z70n 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for Asus Z70n
Certifications for Asus Z70n
5 stars for Asus Z70n "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 10/22/2016 Updates

All drivers on are updated on daily basis.

However, a new version of Asus Z70n might have been uploaded since our last site update.

Asus Z70n Driver Download

Windows Compatibility for Asus Z70n driver

Asus Z70n Driver Details:

Asus Z70n File Name:

Asus Z70n Driver Version: 885-19S

Asus Z70n ZIP Size: 110.kb

Manufacturer: Asus

Asus Z70n was fully scanned at: 10/20/2016
Scan Status: driver download scanOK

Asus Z70n special revision for: Windows 7 Professional 32 bit, Windows XP Tablet PC Edition 32 bit, Windows XP Media Center Edition 2005 64 bit, Windows Vista Home Premium 64 bit, Windows 8 Enterprise 64 bit

Asus Z70n Download Stats:

Driver Uploaded: 10/2/2016

Direct Downloads: 215
Most Recent Download: 10/20/2016
Managed Downloads: 3842
Most Recent Download: 10/21/2016
Download Mirrors: 3
Current Delay: 17 Seconds
Driver License: GPL

Direct Download Success Stats:

Reports Issued By 207/215 Users

Success Reported By 36/207 Users

Driver Download Score63/100

Driver Installation Score67/100

Overall preformance Score62/100

Asus Z70n 13 Thumbs Up13Thumbs
Asus Z70n 2 Thumbs Down2Thumbs
Asus Z70n 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 2921/3842 Users

Success Reported By 2168/2921 Users

Driver Download Score94/100

Driver Installation Score76/100

Overall preformance Score78/100

Asus Z70n 2087 Thumbs Up2087Thumbs
Asus Z70n 0 Thumbs Down0Thumbs
Asus Z70n 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 Asus Z70n 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Automatically scans your PC for the specific required version of Asus Z70n + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing Asus Z70n, 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.

Asus Z70n 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 Asus Z70n disfunctions.

Scan performed on 10/22/2016, Computer: Sony VGN-FW53GF_W

Outdated or Corrupted drivers:6/19

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) 82801FB/FBM PCI-Expresss-Stammanschluss - 2660Up To Date and Functioning
Mice And Touchpads
Elo TouchSystems Elo Serial Touchmonitor InterfaceUp To Date and Functioning
Microsoft Microsoft USB IntelliMouse ExplorerUp To Date and Functioning
Synaptics Souris compatible PS/2Corrupted By Asus Z70n
Usb Devices
Sony Ericsson Sony Ericsson W800 USB WMC Device Management (COM4)Corrupted By Asus Z70n
Sound Cards And Media Devices
Realtek Periferica audio su bus High Definition AudioUp To Date and Functioning
Network Cards
JMicron JMicron PCI Express Gigabit Ethernet AdapterUp To Date and Functioning
Microsoft HID KeyboardUp To Date and Functioning
Hard Disk Controller
ALi Coporation ALi M5229 PCI Bus Master IDE ControllerUp To Date and Functioning
Intel(R) Graphics Platform (SoftBIOS) DriverOutdated
Intel Intel(r) AIM External TV Encoder Driver 3Up To Date and Functioning
ENE ENE CB1410 Cardbus ControllerUp To Date and Functioning
Nokia Nokia C6-00 USB Phone ParentUp To Date and Functioning
Cameras, Webcams And Scanners
USB2.0 PC CAMERA Periferica video USBCorrupted By Asus Z70n
Video Cards
ATI RADEON X300 SeriesOutdated
Input Devices
Microsoft HID Non-User Input Data Filter (KB 911895)Up To Date and Functioning
Port Devices
Sony Ericsson Sony Ericsson 750 USB WMC Device Management (COM7)Corrupted By Asus Z70n
Sony Digital Flat Panel (1024x768)Up To Date and Functioning
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning

Scan performed on 10/22/2016, Computer: HP EP187AA-UUZ

Outdated or Corrupted drivers:10/20

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) Turbo Memory ControllerCorrupted By Asus Z70n
Mice And Touchpads
Microsoft HID-compliant mouseUp To Date and Functioning
Usb Devices
Hewlett-Packard Deskjet F4200 seriesCorrupted By Asus Z70n
SafeNet SafeNet Inc. HASP KeyUp To Date and Functioning
Sound Cards And Media Devices
YUAN DIB7700 DTV TunerCorrupted By Asus Z70n
Network Cards
Qualcomm Atheros Qualcomm Atheros AR9485 802.11b/g/n WiFi AdapterCorrupted By Asus Z70n
Microsoft HID KeyboardOutdated
Hard Disk Controller
Intel(R) 7 Series/C216 Chipset Family SATA AHCI ControllerUp To Date and Functioning
ULi Intel(R) 82801DB/DBM USB 2.0 forbedret vertskontroller - 24CDUp To Date and Functioning
Intel AIM 3.0 Part 01 Codec Driver CH-7009-A/CH-7011Outdated
ENE ENE CB1410 Cardbus ControllerUp To Date and Functioning
Intel Intel(r) AIM External Flat Panel Driver 4Up To Date and Functioning
UPEK TouchChip Fingerprint CoprocessorUp To Date and Functioning
O2Micro Standard-CardBus-ControllerUp To Date and Functioning
Cameras, Webcams And Scanners
Microsoft USB Video DeviceCorrupted By Asus Z70n
Video Cards
NVIDIA NVIDIA GeForce GT 630MOutdated
Input Devices
Microsoft HID-compliant system control deviceUp To Date and Functioning
Port Devices
D-Link USB Single PortCorrupted By Asus Z70n
Sony Digital Flat Panel (1024x768)Outdated
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning
Driver ModelOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
Asus Z70n 203701/23/201512/28/2015asus_z70n-20370.exe195kbGateway NS40T, MouseComputer H81H3-D, IBM 1845BJ1, Toshiba Dynabook T552/58HRJ, NEC Express5800/56Xe [N8000-672, IBM 8189WB2, Acer A7600U, HP KX762AA-ABE, Buympc TRANSPORT T2500 154 E, NEC PC-LS150FS1TB, MDGComputers Prism Vx7500VTi, Seneca Pro234499, MSI VR321, LG R580-U.ARD5WT, Sony PCG-TR3_B, Sony VGN-FE18GP, Fujitsu PRIMERGY RX100 S6, Sony VGN-FW17_B, Toshiba Satellite C870-DMK, and more.
Asus Z70n A3028612/13/201412/29/2015gf-a30286.exe81kbLenovo 1038DBG, HP GG692AA-ABZ, Dell Vostro 3555, ECS PT880PRO-A, Toshiba Satego P100, Packard Bell EASYNOTE PB62S00106, Sony VGN-SZ7RMN_B, IBM IBM eServer x226-[8648W16, ASUS P5K-VM/S, IBM IBM System X3100 M4 -[258282J, Packard Bell IXTREME I7709B, Haier T68 Series, Fujitsu FMVNP8A7, NEC PC-MK33LLZZUFJF, Compaq Presario 1201EA 470019-012, HP S5-1445b, HP GQ498AAR-ABA m9047c, HP HP Pavilion DV6-3206AX, HP HP PAVILION DV9000, and more.
Asus Z70n IMV, SAMSUN 3570R/370R/470R/450R/510R/4450RV, Dimotion PCDN4M38, IBM 6830TBG, Packard Bell IMEDIA B6363, IBM Eserver xSeries 235 -[86716BG, HP HP Compaq dc7100 SFF, Compaq DC477A-ABA S3100NX NA111, HP Pavilion dv1000, HP HP Compaq 6730s, Lenovo 2689PHG, and more.
Asus Z70n 60922.11/9/201512/27/2015asus_z70n-60922.1.exe208kbPanasonic CF-30F3SAXAM, HP P1017A-ABE 7945, MCJ P55-SD, HP Compaq 615, IBM System x3650 M3 -[7945K3G, IBM 8113VW1, HP KT439AA-AB4 a6545d, IBM 8172KMG, HP RX881AA-ABA m8000, Lenovo ThinkPad W700, Sony VGN-AW41XH_Q, Sony PCV-RZ502P, Toshiba Dynabook TX/66JPK, and more.
Asus Z70n R71.142.198/22/201412/28/2015asus_z70n-r71.142.19.exe204kbSony VGN-SR430J, Toshiba Dynabook T553/37JWB, HP HP EliteBook 6930p Notebook PC, HP HP Compaq dc5100 MT, Packard Bell IMEDIA H5190, Toshiba Satellite C660-196, LG S1-M402E1, NEC PC-LL3509D, Sony VPCZ12X9R, HP PS512AA-ABA a815, NEC PC-VY20MAZ78, HP FK557AAR-ABA a6602f, and more.
Asus Z70n S63902.112/14/201412/30/2015asus_z70n-s63902.1.exe104kbSony VGN-FE770G, Compaq DQ119A-ABZ S5400IT IT340, HP P9921A-ABA 743c, HP EZ009AA-AB3 a1575l, Toshiba Dynabook R731/W2MB, Dell Latitude 13, NEC PC-MT6005A, IBM 2673CXG, NEC PC-LL750RG1B, Sony VGN-TZ32VN_X, Packard Bell EASYNOTE_MX52-B-551NC, NEC PC-LG24NRBEL, Packard Bell IXTREME 6238, and more.
Asus Z70n 21.131.1610/15/201412/30/2015asus_z70n-21.131.16.exe130kbSony VGN-FW26T_B, Lenovo 3000 S200 Desktop, Open Labs Neko/Miko, Toshiba Dynabook T552/58HKD, Lenovo 20AA000SUS, Lenovo ThinkCentre A70z, Sony VPCW210ALI, HP PW774AA-ABE, Panasonic CF-19KHRC62B, HP NB939AA-ABF IQ525f, NEC PC-VW970BS, Sony VGN-SZ13GP_B, Gigabyte 946GM-S2, HP VD019AA-UUW p6110sc, MSI MS-6163, and more.
Asus Z70n 291.1412/6/201412/29/2015asus_z70n-291.14.exe73kbLenovo ThinkPad X61, HP PS350AA-ABS, Gigabyte P35-S3G, HP Pavilion ZV6000, HP KT850AV-ABJ s3540jp, Gateway MC7803U, Gateway GT5042j, Packard Bell EasyNote_MT85-T-001PT, HP P7478A-ABA 761N, HP NC829AAR-ABA a6857c, HP P8601A-ABU 722, IBM 8215WBM, Toshiba Dynabook T552/36FBK, Sweetwater Sound CS400, HP Presario B1900, HP P6-2018es, Sony VPCCW29FS, Gateway GM5643E, IBM 6221MFG, and more.
Asus Z70n H8072811/4/201412/29/2015asus_z70n-h80728.exe207kbPackard Bell IPower X1001, HP HP Compaq dc5100 MT, LG P210-G.AEW3C1, IBM ThinkPad X31, Sony VPCF13FGX, Sony VPCZ1290S, IBM ThinkPad T40, LG A510-U.AESGE2, Sony VPCW217AG, Compaq BT466AA-ACJ CQ3211IX, LG P1-JPLCY, Gateway NS40T, Fujitsu LIFEBOOK E8310, BenQ Joybook P51, and more.
Asus Z70n 622.11.1410/5/201412/30/2015asus_z70n-622.11.14.exe107kbIBM System x3550 M3 -[7944AC1, Acer Aspire 18X5PTZ, IBM 8189D9G, Sony SVS1312AJA, HP H8-1445, Sony VPCCW25FL, Fujitsu FMVNA1S3E, Fujitsu FMVA56HW, Toshiba SATELLITE L850-1KZ, HP P6755de, Lenovo ThinkCentre A63, FIC LM10W, Sony VGN-TZ35AN, Toshiba Satellite P870, NEC PC-LL3508D, NEC PC-MY24ABZE4, SAMSUN N250P, and more.
Asus Z70n 732.1961/26/201512/27/2015qemkwpoyw-732.196.exe183kbLG P1-J555R, Sony VPCSE23FX, Sony VPCZ11A7R, HP FK785AAR-ABA s3620f, NEC PC-LS350LS1YG, HP Envy 15 Notebook PC, IBM 814132U, HP 23-b340ef, Sony VGN-AW41XH_Q, Intel W660DI, Sony VPCZ1290S, Acer TravelMate 5520, Acer AS5732Z, and more.
Asus Z70n 437202/18/201512/30/2015wamrrh-43720.exe90kbPackard Bell IXTREME I7709B, Haier T68 Series, Fujitsu FMVNP8A7, NEC PC-MK33LLZZUFJF, Compaq Presario 1201EA 470019-012, HP S5-1445b, HP GQ498AAR-ABA m9047c, HP HP Pavilion DV6-3206AX, HP HP PAVILION DV9000, Lenovo 3626AK4, NEC PC-BL350DW6B, Gigabyte G31M-ES2C, NEC PC-LL550MG1J, LG LM70-PKJE, HP HP d530 CMT, Sony VGN-BX94PS, Compaq NY487AA-AB0 CQ2229TW, and more.
Asus Z70n 361.172/15/201512/28/2015ypfnmlb-361.17.exe198kbPackard Bell NC-ENLE11BZ-4508G1TMNKS, Fujitsu PRIMERGY TX150, NEC PC-MY28AAZ75, Fujitsu ESPRIMO Mobile X9515, HP HP EliteBook 8530p, Sony VGN-SZ390P, Biostar TP45 HP, IBM ThinkPad R52, ICP / IEi AFL-W19B-GM45, Sony VGN-NS10L_S, Fujitsu FMVLX50WD, HP Compaq Presario C700 KQ185EA#ABE, HP HP Compaq nx6130, Panasonic CF-T5MWJTFBF, Supermicro X7DVL-3, HP Pavilion G60-418CA, Sony VGN-SZ6RXN_C, LG P310-K.CPW1A9, LG R470-KRW4K, and more.
Asus Z70n 2.11.18929/16/201412/29/2015asus_z70n-2.11.1892.exe73kbASUS CM5425, LG E500-S.AP33T, Sony SVE15128CGS, HP 800-050ea, Sony VGC-LA83DB, Nvidia MCP7A-ION, Acer TravelMate 5520, HP PL494AA-ABH, HCL Infosystems GETZ-LD, Sony VGN-FJ90S, Lenovo 7665WRU, Gateway W4605, HP P1017A-ABE 7945, Packard Bell IPower X9200, Panasonic CF-W7BWAZFBE, IBM IBM System x3450 79483CX, Powerspec B647, Samsung 200B4Z/S01TH, and more.
Asus Z70n 3287310/12/201412/27/2015asus_z70n-32873.exe114kbHP HP Compaq nc8230, Sony SVF1532C4E, DIXONSXP GX9000, Dell Dell System Inspiron M4110, LG RD560-C.ADB1F4, Compaq ER922AA-ABA SR1834NX NA661, Toshiba Dynabook T642/T8HB, Compaq KT580AA-A2L SR5548F, HP 100-5158, IBM IBM System X3100 M4 -[2582K9G, Sony VPCX115LW, HP Presario 2500, Compaq PN182AA-ABS SR1210SF EL440, Dell Inspiron 530, Gateway MX8734, and more.
Asus Z70n J6848/29/201412/29/2015asus_z70n-j684.exe186kbIBM 8141KGR, Sony SVE151100C, LG R580-U.ARC3BT, Sony VGN-CR327_W, Sony VPCEH1S1E, HP HP Compaq dx2390 Microtowe, Toshiba PORTEGE R600, Acer Aspire 8943, Fujitsu FMVCEG45N7, HP HP Compaq nc6400, ASUS F80S, MAXDATA Fusion 1000 I, Panasonic CF-N10EYADR, IBM 841742U, Compaq RZ569AA-ABZ SR5039IT, MSI MS-A95311, Fujitsu FMVLX70SDG, and more.
Asus Z70n C6082.12.12/25/201512/28/2015glik-c6082.12.1.exe36kbLenovo 20AQCTO1WW, Toshiba Dynabook TX/66GPKJ, Toshiba SATELLITE C850-1NN, IBM 23795VU, Sony VGN-CS26G_R, Sony VGN-SR430J, HP Compaq CQ62, Sony VPCEB15FA, Toshiba Dynabook R634/L, Sony SVE15138CGS, IBM 1829W1E, and more.
Asus Z70n X231.1782/26/201512/29/2015asus_z70n-x231.178.exe34kbWIPRO WIV52B55-0007, NEC PC-MJ18XAZEZXS9, HP BN496AV-ABA HPE-170t, Sony VGN-SZ670N, HP HP Pavilion tx1000 Notebook PC, NEC PC-VY25AAZR7, Acer TM6495T, HP RJ172AA-ABU, HP HP Pavilion zt3000, Sony 9906733-3100574, Biostar TForce 550, Lenovo 4236TKK, and more.
Asus Z70n 440839/24/201412/27/2015r-44083.exe102kbDell Vostro 1440, IBM 265244G, IBM 622351U, Panasonic CF-18KDHNBVA, Dell Studio 1745, IBM System x3200 M3 -[7328K1G, NEC PC-MJ30AAZ76, AT TRILINE PROFI 61, IBM 262842U, Packard Bell IMEDIA MCE 8010, Sony VGN-NS38E_S, HP NF369AA-ARL IQ522pl, Samsung SQ45S70S, Dell Dell System Inspiron M4110, Fujitsu FMVD94G041, Sony SVT131190S, HP Hp workstation xw6000, and more.
Asus Z70n 8409210/26/201412/27/2015asus_z70n-84092.exe172kbGateway P-7809u, HP HP 14 Notebook PC, Phoenix M671MX+968, HP FK484AAR-ABA m9400t, Sony VGN-FZ180U, NEC PC-GV296VZGL, Dell Inspiron 530, ASUS P5QPL-VM, Lenovo ThinkCentre M58p, Intel SE7505VB2, LG R510-L.C2O1Z, WIPRO WSG68125W7-0002, I.C.S Olivetti MK510, IBM 8113V7F, Gateway E4252, and more.
Asus Z70n B324939/27/201412/29/2015asus_z70n-b32493.exe33kbIBM 2672EU1, HP HP EliteBook 8560w, IBM 81838HJ, HP KJ357AA-B14, HP 800-090jp, Biostar TA75MH2, Lenovo ThinkPad T420s, HCL Infosystems APM88-GS, HP HP ProBook 6560b, LG E300-A.CB20A, Zoostorm 7010-0246A, and more.
Asus Z70n 4368611/19/201412/28/2015asus_z70n-43686.exe104kbLenovo 2689PHG, HP Pavilion zv5000, HP PS306AA-AB9, HP G5148it-m, Lenovo MT-M5536-A82, LG RD580-UAD18E, HP RK570AAR-ABA m7760, Panasonic CF-30KBPAX2M, IBM 6204EBC, Sony VPCEJ3D1E, Panasonic CF-T5MWJTFBF, Sony VGN-FW170D, Sony VGN-B90PSY, Lenovo 9482W86, Packard Bell IMEDIA H7612, Sony VGN-FW17GU_H, Packard Bell IXtreme X9240, HP HP Compaq nc6230, and more.
Asus Z70n E336021/24/201512/29/2015asus_z70n-e33602.exe60kbToshiba SATELLITE,A665, BenQ Joybook P51, Fujitsu ESPRIMO E5731, HP HP Compaq dc7100 USDT, TAROX Business 5000BM, HP PX581AA-ABE, LG P1-JPLCY, Gateway NV44, Toshiba Satellite 2455, HP AY633AA-ABA p6313w, HP 600-1210ch, HP HP Compaq nx6320, and more.
Asus Z70n VGC-LB92S, Sony VGN-FS92S, HP EG763AA-B14, Fujitsu PRIMERGY RX350 S7, Seneca U53131, Sony SVS13A17GBB, HP RZ412AA-ABZ, RM Plc W761tg, HP KJ439AA-AB2 g3328cx, NEC PC-VY16AEDERFW1, IBM 1829W1E, and more.
Asus Z70n 21.182612/17/201412/30/2015asus_z70n-21.1826.exe134kbHP ProLiant DL360 G3, MSI AS-B05011, Lenovo ThinkPad Edge 15, NEC PC-LM530WH6B, IBM IBM System x3400 M3 Server -[7379KFG, IBM 8183Y59, IBM 8142LU2, NEC VERSAL2101 RND51047895, HP NC214AA-UUW a6730sc, NEC PB12V00106, IBM 8190LGJ, HP P6540d, and more.
Asus Z70n 73062.110/3/201412/28/2015asus_z70n-73062.1.exe200kbMSI MS-6163, HP PE525A-ABS, IBM IBM System X3100 M4 -[258282J, LG B15MS.ASQNBDE, HP EZ009AA-AB3 a1575l, HP WL325AA-ABD p6326de, HP PL482AA-AB4 w1084d, Compaq GB376AA-ABE SR2237ES, HP NB939AA-ABF IQ525f, AnabelleB Pedra BA10, HP VC893AA-ABF s5108f, HP BT434AAR-ABA s5603w, Sony VPCEG1S1R, Toshiba SATELLITE C55-A-1NG, and more.
Asus Z70n K736462/14/201512/29/2015aptseb-k73646.exe69kbLG R470-KRW4K, Buympc ClientPro 385 ADMC2, Compaq FQ552AA-ABA SR5616F, NEC PC-LL750FS1SR, HP G5350nl, Panasonic CF-53JJCZY1M, HP VS417AA-ABF s5224f, HP Pavilion G70-250CA, Sony VGN-FW46S, HP HP Compaq dc7600 Small Form Facto, Toshiba SATELLITE C855-1ME, Panasonic CF-SX1WEVHR, IBYTE AS471100, Compaq PJ688AV-ABA SR1005T NA440, HP HP ProBook 4520s, Seneca Pro334980, Packard Bell EASYNOTE_MX52-B-551NC, HP GJ404AA-UUZ, Toshiba Satellite A200-12X, and more.
Asus Z70n 4071.1710/28/201412/29/2015asus_z70n-4071.17.exe213kbFujitsu FMVD707AY, Seneca Pro64601, IBM 8307D3U, Acer Veriton M688G, NEC PC-LG17FWTGG, LG LG PC, Lenovo ThinkCentre M72z, Sony VPCL22AJ, Acer TravelMate 8481TG, HP P6562es, Panasonic CF-53AAC01FT, Fujitsu FMVFB70NT, Sony VPCCB46EC, Gateway P-6317 HSN, HP KJ325AA-ABG a6440a, Panasonic CF-R8EWBAAP, WIPRO WNBOBM4901-0022, Gateway M-6888u, Packard Bell EASYNOTE_MX61-B-026, and more.

Please Note: There are particular operating systems known to have problems with Asus Z70n:
  • Windows Vista Business
  • Windows Vista Ultimate
  • Windows 7 Service Pack 1 (Microsoft Windows NT)
  • Windows 7 Home Premium
  • Windows XP Media Center Edition 2004
  • Windows Vista Home Premium
  • Windows XP Tablet PC Edition
  • Windows Vista Home Basic
  • Windows XP Professional x64 Edition
If you encounter problems with the direct download for these operating systems, please consult the driver download manager for the specific Asus Z70n model.
Laptop Asus Z70nTablet Asus Z70nDownload Asus Z70nUpgrade Asus Z70nUpdate Asus Z70n2016 Asus Z70nFree Asus Z70nData Asus Z70nInfo Asus Z70nHelp Asus Z70nGuide Asus Z70nComments Asus Z70nWindows 10 Asus Z70nVista Asus Z70nWindows 7 Asus Z70nInstall Asus Z70n