3/29/2017 new driver models for direct download:640
Sony Vgn-z21vrn-x 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for Sony Vgn-z21vrn-x
Certifications for Sony Vgn-z21vrn-x
5 stars for Sony Vgn-z21vrn-x "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 3/29/2017 Updates

All drivers on are updated on daily basis.

However, a new version of Sony Vgn-z21vrn-x might have been uploaded since our last site update.

Sony Vgn-z21vrn-x Driver Download

Windows Compatibility for Sony Vgn-z21vrn-x driver

Sony Vgn-z21vrn-x Driver Details:

Sony Vgn-z21vrn-x File Name:

Sony Vgn-z21vrn-x Driver Version: 652vi6y

Sony Vgn-z21vrn-x ZIP Size: 103.kb

Manufacturer: Sony

Sony Vgn-z21vrn-x was fully scanned at: 3/25/2017
Scan Status: driver download scanOK

Sony Vgn-z21vrn-x special revision for: Windows 8 32 bit, Windows Vista Ultimate 32 bit, Windows 10 32 bit, Windows XP 64-bit Edition 64 bit, Windows 7 Home Basic 32 bit, Windows 7 Enterprise (Microsoft Windows NT) 64 bit, Windows 7 Service Pack 1 (Microsoft Windows NT) 64 bit, Windows XP Media Center Edition 64 bit, Windows Vista Business 32 bit, Windows XP Tablet PC Edition 64 bit

Sony Vgn-z21vrn-x Download Stats:

Driver Uploaded: 2/11/2017

Direct Downloads: 277
Most Recent Download: 3/28/2017
Managed Downloads: 6436
Most Recent Download: 3/28/2017
Download Mirrors: 2
Current Delay: 29 Seconds
Driver License: Free Software

Direct Download Success Stats:

Reports Issued By 233/277 Users

Success Reported By 26/233 Users

Driver Download Score71/100

Driver Installation Score67/100

Overall preformance Score72/100

Sony Vgn-z21vrn-x 14 Thumbs Up14Thumbs
Sony Vgn-z21vrn-x 2 Thumbs Down2Thumbs
Sony Vgn-z21vrn-x 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 5245/6436 Users

Success Reported By 4125/5245 Users

Driver Download Score86/100

Driver Installation Score85/100

Overall preformance Score84/100

Sony Vgn-z21vrn-x 4091 Thumbs Up4091Thumbs
Sony Vgn-z21vrn-x 67 Thumbs Down67Thumbs
Sony Vgn-z21vrn-x 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 Sony Vgn-z21vrn-x 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 Sony Vgn-z21vrn-x + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing Sony Vgn-z21vrn-x, or the driver installation manager, take a few minutes to send us a report:
* Only registered users can upload a report.

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Sony Vgn-z21vrn-x 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 Sony Vgn-z21vrn-x disfunctions.

Scan performed on 3/29/2017, Computer: Compaq PW679AA-ABE SR1377ES ES510

Outdated or Corrupted drivers:6/19

Device/DriverStatusStatus DescriptionUpdated By Scanner
Apple Intel(R) 5 Series/3400 Series Chipset Family USB Universal Host Controller - 3B3BUp To Date and Functioning
Mice And Touchpads
Genius HID mouseOutdated
Usb Devices
Advanced Micro Devices AMD USB 3.0 eXtensible Host Controller - 0100 (Microsoft)Up To Date and Functioning
Sound Cards And Media Devices
AVerMedia Controller video multimedialeUp To Date and Functioning
Network Cards
Huawei HUAWEI Mobile Connect - Network CardOutdated
Microsoft HID KeyboardCorrupted By Sony Vgn-z21vrn-x
Hard Disk Controller
Intel(R) 7 Series/C216 Chipset Family SATA AHCI ControllerUp To Date and Functioning
NEC Texas Instruments PCIxx12 Cardbus ControllerUp To Date and Functioning
Point Grey Research Texas Instruments OHCI Compliant IEEE 1394 Host ControllerUp To Date and Functioning
Intel Intel(r) AIM External TV Encoder Driver 4Up To Date and Functioning
Nokia Nokia 5230 USB LCIFOutdated
Intel HID Sensor CollectionUp To Date and Functioning
Texas Instruments Mass Storage ControllerUp To Date and Functioning
Cameras, Webcams And Scanners
Importek USB Composite DeviceCorrupted By Sony Vgn-z21vrn-x
Video Cards
Intel(R) HD Graphics 4000Up To Date and Functioning
Input Devices
Lenovo USB DeviceCorrupted By Sony Vgn-z21vrn-x
Port Devices
PROLiNK PROLiNK UI AT Interface (COM7)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 3/29/2017, Computer: Fujitsu PRIMERGY TX100 S2

Outdated or Corrupted drivers:11/23

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) Z75 Express Chipset LPC Controller - 1E46Up To Date and Functioning
Mice And Touchpads
VMware HID-compliant mouseCorrupted By Sony Vgn-z21vrn-x
Usb Devices
Wisair Wireless USB Host AdapterCorrupted By Sony Vgn-z21vrn-x
Canon Ondersteuning voor USB-afdrukkenCorrupted By Sony Vgn-z21vrn-x
Intel(R) G33/G31/P35/P31 Express Chipset PCI Express Root Port - 29C1Up To Date and Functioning
Sound Cards And Media Devices
Toshiba TOSHIBA USB ISDB-T TV Tuner(x64)Corrupted By Sony Vgn-z21vrn-x
Realtek High Definition Audio-enhetUp To Date and Functioning
YUAN High-Tech Development T507 TV Tuner CardCorrupted By Sony Vgn-z21vrn-x
Network Cards
Intel(R) 82579LM Gigabit Network ConnectionUp To Date and Functioning
Microsoft HID KeyboardUp To Date and Functioning
Hard Disk Controller
USB Compliance MOTOOutdated
PACE Anti-Piracy USB iLok DriverUp To Date and Functioning
Point Grey Research Texas Instruments OHCI Compliant IEEE 1394 Host ControllerCorrupted By Sony Vgn-z21vrn-x
Nokia Nokia USB Phone ParentCorrupted By Sony Vgn-z21vrn-x
Intel Intel(r) AIM External TV Encoder Driver 0Up To Date and Functioning
Microsoft Texas Instruments PCI-1520 CardBus ControllerCorrupted By Sony Vgn-z21vrn-x
Intel Intel(r) AIM External TV Encoder Driver 5Up To Date and Functioning
Cameras, Webcams And Scanners
Philips Philips SPC1030NC WebcamOutdated
Video Cards
NVIDIA NVIDIA GeForce4 MX 440Up To Date and Functioning
Input Devices
Microsoft HID Non-User Input Data Filter (KB 911895)Up To Date and Functioning
Port Devices
Huawei HUAWEI Mobile Connect - USB Device (COM32)Corrupted By Sony Vgn-z21vrn-x
Sony Digital Flat Panel (1024x768)Up To Date and Functioning
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning
Driver ModelOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
Sony Vgn-z21vrn-x J720299/21/201412/30/2016sony_vgn-z21vrn-x-j72029.exe94kbLenovo 20BC0000MH, LG R490-K.ARCRE1, HP Compaq nx9030, Fujitsu FMVNE4BD3, Fujitsu FMVNFE50W, Sony VPCF13QFX, Panasonic CF-Y4HW2AXS, Fujitsu FMVNP2P4, HP PS414AA-AB5 W1268HK, Sony VGX-X90P, WIPRO WIV52B55-0007, HP FQ562AA-A2L m9500f, Packard Bell EasyNote LM83, Fujitsu LIFEBOOK U574, Toshiba Dynabook T552/36FBK, SAMSUN SX20S, and more.
Sony Vgn-z21vrn-x 2090711/5/201412/28/2016sony_vgn-z21vrn-x-20907.exe44kbAT TRILINE PROFI I102, NEC PC-VJ12EBBCHCLD, HP RR521AA-UUW, MSI MS-7360, Fujitsu LIFEBOOK UH574, IBM 2373NG8, Lenovo Lenovo G470, HP H9-1386, Sony PCG-GRT896SP, Lenovo ThinkPad T530i, Acer Aspire M5800, Toshiba SATELLITE L870-150, IBM 8141KGR, Fujitsu FMVNFB70RG, HP KJ253AA-ABD, T-Systems T-Systems PC P4PE, NEC MS-7168, and more.
Sony Vgn-z21vrn-x 81.184910/12/201412/28/2016sony_vgn-z21vrn-x-81.1849.exe22kbLG E200-A.C211R, LG RD405-A.CDT5A2, Extracomputer D2312-C2, IBM 686656U, Acer Veriton 5800FX, NEC PC-LS450JS6W, Sony SVE14112ENB, LG R470-K.AR40KN, Toshiba SATELLITE P300-160, HP Vd019aar-UUW, Panasonic CF-W2FW6AXR, Intel S3420GP, Fujitsu Stylistic LT P-600, IBM 8187SYU, HP GN634AV-ABA a6210, HP Presario V6000, Sony PCG-Z1XSP, Toshiba Qosmio F60-10L, and more.
Sony Vgn-z21vrn-x 2.12.1711/19/201412/29/2016sony_vgn-z21vrn-x-2.12.17.exe145kbNOVATECH BB-4770C, EMachines EL1332, HP VN294AA-UUZ p6210ch, NEC VERSAP550 NN680209359, Hunter Engineering Series WA100/200, NEC PC-LL3509D, Sony VGN-AR390E, HP HP EliteBook 6930p, HP AU917AA-ABL e9270f, Fujitsu STYLISTIC Q572, Datateknik EXPER, Lenovo ThinkCentre M57e, Sony VGN-TZ92S, and more.
Sony Vgn-z21vrn-x 3290410/17/201412/30/2016sony_vgn-z21vrn-x-32904.exe80kbSony VGN-FS115ZR, Gateway FX6800-05, NEC PC-MY30AEZ77, Lenovo 3484 - DBG, Lenovo ThinkPad Z61m, IBM 2373WMV, LG R480-K.APC2BA3, Lenovo IdeaPad S10-3s, Sony VGC-RB41P, Acer Aspire 1820PT, HP 100-5152, Sony VPCEH40EBW, Dimotion PCDO5V3, IBM 2374E80, and more.
Sony Vgn-z21vrn-x 71.13301/24/201512/30/2016sony_vgn-z21vrn-x-71.1330.exe40kbHP PS373AA-B14, Fujitsu FMVNFA55K, Sony SVE15135CVB, Compaq DC477A-ABA S3100NX NA111, INVESTRONICA P60, Acer Aspire L3600, HP HP Compaq 6730b, BenQ Joybook S32, HP KN472AA-ACB, LG B70PS.AR38B3E, HP DX442AV, Compaq EG735AA-ABH SR1560NL NL530, Gateway 510 sku, Leading Edge LECQ43SOHO, Sony PCG-Z1XSP, HP P6-2150jp, Lenovo IdeaPad S10-3s, HP G5320it, and more.
Sony Vgn-z21vrn-x 223431/9/201512/27/2016sony_vgn-z21vrn-x-22343.exe76kbASUS U6Vc, Alienware Alienware, Sony VPCL21M9E, Sony VGN-K30, Sony VGN-SZ17SP_C, Compaq KT310AA-AB4 SR5490CF, NEC PC-MY18ABZE4, IBM 2652P5U, IBM 1872W5A, Fujitsu FMVD94G041, Lenovo ThinkCentre M72e, IBM ThinkPad R51e, Acer V3-771, HP HP PAVILION DV6000, HP HP Pavilion dv6 VS079EA#UUW, NEC PC-LL900BD, Sony VPCM126AA, and more.
Sony Vgn-z21vrn-x 6309212/13/201412/28/2016sony_vgn-z21vrn-x-63092.exe202kbNEC PC-VR970MG, LG R510-S.AP87K, Compaq GC662AA-ABA SR5113WM, IBM 8184D7G, WIPRO WNBOBM4930-EK-0015, HP HP Pavilion g6-1a45ca, HP HPE-400es, Acer TravelMate8472TG, HP Presario 2500, Compaq KT580AA-A2L SR5548F, Fujitsu FMVNB16C, IBM ThinkCentre S50, Intel IntelDQ965GF, Packard Bell ISTART 9112, HP HP Compaq 8200 Elite CM, and more.
Sony Vgn-z21vrn-x 6282.11.110/19/201412/27/2016sony_vgn-z21vrn-x-6282.11.1.exe126kbGateway GZ7108TV, Fujitsu FMV5NUBJH3, Gateway IMV, Intel S3420GPV, HP HP nx9000, Lenovo ThinkPad T420s, HP FR515AA-AB9 m9470pt, Epson Endeavor Pro8000-H, IBM 23739HG, Panasonic CF-30KAP002B, HP PS227AA-ABE, IBM 8212H1U, FIC LM10W, HP HP Pavilion dv4 FT194EA#ABE, LG B50PS.AR5MB3E, LG R590-PARU1BT, and more.
Sony Vgn-z21vrn-x 82631.110/21/201412/28/2016sony_vgn-z21vrn-x-82631.1.exe35kbFujitsu FMVNA1CC, Sony PCV-RS216, Sony VPCCW29FS, Lenovo ThinkPad X1, Acer NC-E1-531-B9604G, ASUS P5KPL-AM, Panasonic CF-W8FWDAJS, Toshiba Satellite C850D-DSK, Gateway MX3050b, Lenovo 20B7S07L00, and more.
Sony Vgn-z21vrn-x 2.12792.110/26/201412/29/2016sony_vgn-z21vrn-x-2.12792.1.exe187kbIBM IBM System x3200 M2 -[643217G, Panasonic FZ-G1AABJKMY, HP VS243AA-ABD HPE-010de, Intel MGM965JB, CASPER CASPER NEO, Acer TM6495T, Lenovo ThinkPad X230, NEC PC-MY30VBZED, NEC PC-MY18AESETM81, IBM System x3650 M4 -[7915F2M, Lenovo 4236SUS, HP WL325AA-ABD p6326de, HP ES116AA-B14, Toshiba Dynabook CX/47G, NEC PC-VG32SVZGH, and more.
Sony Vgn-z21vrn-x 702.1821/17/201512/27/2016sony_vgn-z21vrn-x-702.182.exe59kbAcer Aspire M5800, Toshiba SATELLITE L870-150, IBM 8141KGR, Fujitsu FMVNFB70RG, HP KJ253AA-ABD, T-Systems T-Systems PC P4PE, NEC MS-7168, NEC PC-VL500ED, HP HDX9400, HP D5468AT-A2L a123l, and more.
Sony Vgn-z21vrn-x 838962/4/201512/28/2016sony_vgn-z21vrn-x-83896.exe55kbHP H8-1445, Sony VGN-CS16G_R, RM Plc RM ECOQUIET 630A, HP BN496AV-ABA HPE-170t, Packard Bell IPower I9810 GE, HP KN458AA-ABT, HP PX612AA-ABF t3024.f, Intel Edusmart P-168, PASCAL PT880PRO-PS, Sony PCV-RZ502P, Sony VGN-TZ37TN_B, Toshiba Satellite P870, and more.
Sony Vgn-z21vrn-x 7074712/14/201412/27/2016-70747.exe24kbIBM ThinkPad T23, Sony VPCF115FG, Gateway 4800 Series, Lenovo ThinkCentre M58, Sony VGN-CS36SJ_R, Sony SVF14N15CLB, MAXDATA PRO6105IW, Lenovo 3000 H230 10025, HP DK320A-ABA A206X, PCWARE IPMQ45, IBM ThinkPad R50e, LG S535-PE5WK, Sony VGN-FZ180U, HP RX889AAR-ABA a6040, Panasonic CF-T8EWETZAM, Gateway DX4710-UB801A, Compaq PJ536AA-ABA SR1265CL NA441, and more.
Sony Vgn-z21vrn-x 81.11.13210/2/201412/28/2016sony_vgn-z21vrn-x-81.11.132.exe42kbSony VGN-CR60B_P, Lanix LANIX CORP 4030, Lenovo ThinkCentre A70, Toshiba SATELLITE L850-153, Acer TravelMate8472TG, Panasonic CF-30F3SAXAM, HP HP ProBook 6455b, WIPRO WSG68B55W7-0009, HP S5680es, Toshiba SATELLITE A300-27Z, ASUS X200MA, Gateway 510 sku, Sony VGC-LB92HS, Panasonic CF-W8FWDAJR, HP NC133AA-AKB m9561cs, Sony VGN-NS230TE, Sony SVL2412V1EB, and more.
Sony Vgn-z21vrn-x 802292/7/201512/30/2016wu-80229.exe101kbSony VGN-FS750F, Gateway E-155CG, HP HP Pavilion DV6, IBM 2656E6U, Fujitsu ESPRIMO E5916, Lenovo ThinkPad SL500, Extracomputer D2312-C2, Viglen VIG615M, Lenovo 6457WK5, Compaq EK360AA-ABZ SR1659IT IT540, and more.
Sony Vgn-z21vrn-x 636002/4/201512/27/2016sony_vgn-z21vrn-x-63600.exe189kbDell XPS A2020, DataLogic MS-N011, IBM 1860WR7, HP FR378AA-ABH, Gateway GT5094j, Toshiba Satellite P870, Packard Bell IXtreme X9240, Compaq GC662AA-ABA SR5113WM, CCEInf CDC-I, Phoenix M671MX+968, HP HP Compaq nx6130, HP Pavilion dv9500 PC Notebook, SAMSUN R509, LG R580-G.BP21P1, SAMSUN 700Z, HP WL325AA-ABD p6326de, Packard Bell IXtreme J8038, Packard Bell IMEDIA MC 8830, and more.
Sony Vgn-z21vrn-x 7062.121/31/201512/28/2016sony_vgn-z21vrn-x-7062.12.exe184kbHP HP Pavilion dv9575EM, Dell Inspiron M5110, Sony VGN-FZ180U, Gateway GT5473E, Packard Bell IMedia 8002 EU, Sony VGN-FW54E, HP 23-d050xt, HP FK785AA-A2L s3620f, Lenovo 6075Y74, NEC PC-MJ26XRZWTSBJ, NEC PC-GL16MG1R9, and more.
Sony Vgn-z21vrn-x T2.10892.19/6/201412/27/2016sony_vgn-z21vrn-x-t2.10892.1.exe146kbPackard Bell EasyNote TM01, Lenovo ThinkPad Z61t, NEC PC-MJ26XRZWTSBJ, LG B55MS.ARB4B1K, ASUS ESC2000 G2, HP Presario M2000, Compaq EP103AA-ABU SR1709UK GB610, HP HP Compaq nw8000, HP Pavilion dv2854ca, HP HP Compaq nc4010, Compaq Presario 1201EA 470019-012, HP FJ470AAR-ABA m9357c, IBM 2374E80, Panasonic CF-52GCR42AG, and more.
Sony Vgn-z21vrn-x CHAMELEON, Acer Aspire 5950G, HP 610-1110es, HP RX865AA-ABU, Viglen VIG615M, NEC PC-LL750GD1K, Gateway GT5473E, ASUS G750JW, HP HP Compaq nc8430, HP P6562es, Notebook W310CZ/CZ-T, and more.
Sony Vgn-z21vrn-x 4003810/5/201412/28/2016sony_vgn-z21vrn-x-40038.exe57kbSony VPCF1390S, Toshiba Dynabook SS S8/210LNSN, Sony VGN-FJ90S, Panasonic CF-W4GWPAXP, HP KZ692AA-ABU, Packard Bell IMEDIA D2000C, LG LE50-23SK, Lenovo ThinkPad T430u, Seneca PRO0542, NEC PC-MY25XRGJTCBE, HP GX709AA-ABM s3310la, HP P6604f, Sony PCG-Z505SX, NOVATECH MBB-44308D, NEC PC-VW978WG01, Mitsubishi CX25XCZOTSBF, Sony SVE15138CGS, and more.
Sony Vgn-z21vrn-x CF-W2FW6AXR, Intel S3420GP, Fujitsu Stylistic LT P-600, IBM 8187SYU, HP GN634AV-ABA a6210, HP Presario V6000, Sony PCG-Z1XSP, Toshiba Qosmio F60-10L, IBM 81387HG, Sony VGNFW590FPB, Sony VGN-AW290Y, Sony VGN-AR91PS, IBM ThinkPad R32, Panasonic CF-19KHRC62M, Seneca V63909, and more.
Sony Vgn-z21vrn-x 2.138899/23/201412/28/2016xkb-2.13889.exe104kbGateway GT5418E, Fujitsu FMVNP2PL, NEC EASYNOTE PB41Q00006, Fujitsu FMVF52CTWG, NEC NEC POWERMATE S8310-2001, HP FK484AAR-ABA m9400t, Toshiba SATELLITE L870-17W, Toshiba SATELITE, Toshiba Dynabook TX/66GPKJ, HP HP EliteBook 8560w, Compaq DD345A-ABS 6620 SV110, Zoostorm 7010-0064E, Toshiba SATELLITE C855-2G1, and more.
Sony Vgn-z21vrn-x 831.1409/28/201412/28/2016sony_vgn-z21vrn-x-831.140.exe38kbGigabyte Z97X-UD5H, HP Pavilion dv4000, EMachines EL1330, Lenovo 23061G2, HP PAVILION DV6187, LG S1-MOM1E2, IBM 8309K1G, Lenovo ThinkPad X61s, Lenovo ThinkCentre Edge 72z, Toshiba PSKHGL-00C004, ADVANC Modelo_A, IBM 2668W9R, and more.
Sony Vgn-z21vrn-x N408721/15/201512/30/2016xousn-n40872.exe202kbHP NC047AA-ABU s3714uk, MiTAC 9008D, NEC PC-MY24ABZE4, NEC PC-MJ26EBZD1FSG, Sony VGN-FW26G_B, Gateway S2.WNB03.004, Gigabyte GA-6FASV1, Olidata IPMSB/H61, I.C.S Olivetti MK510, HP FL399AA-ABZ m9495it, Biostar Hi-Fi B85S3, HP 23-d050xt, HP HP ProBook 4530s, Fujitsu LifeBook N6470, Mecer X105, and more.
Sony Vgn-z21vrn-x 828949/14/201412/29/2016sony_vgn-z21vrn-x-82894.exe216kbHP H9-1156eg, Sony VGN-G21XP_B, Notebook MIM2290, Lenovo ThinkPad SL410, Dialogue Flybook VM, Sony VPCW221AX, HP ProLiant DL360 G3, Lenovo IdeaPad S10e, Fujitsu FMVXN16A2Z, Fujitsu FMVXNBLQ2Z, IBM IBM System x3400 M3 Server -[7379K3G, Acer Aspire 9810, Toshiba SATELLITE L850-A891, ECS H57H-MUS, and more.

Please Note: There are particular operating systems known to have problems with Sony Vgn-z21vrn-x:
  • Windows Vista Ultimate
  • Windows 8 Enterprise
  • Windows XP Home Edition N
  • Windows XP Tablet PC Edition
  • Windows 7 Enterprise (Microsoft Windows NT)
  • Windows XP Media Center Edition
  • Windows 7 Service Pack 1 (Microsoft Windows NT)
If you encounter problems with the direct download for these operating systems, please consult the driver download manager for the specific Sony Vgn-z21vrn-x model.
Laptop Sony Vgn-z21vrn-xTablet Sony Vgn-z21vrn-xDownload Sony Vgn-z21vrn-xUpgrade Sony Vgn-z21vrn-xUpdate Sony Vgn-z21vrn-x2017 Sony Vgn-z21vrn-xFree Sony Vgn-z21vrn-xData Sony Vgn-z21vrn-xInfo Sony Vgn-z21vrn-xHelp Sony Vgn-z21vrn-xGuide Sony Vgn-z21vrn-xComments Sony Vgn-z21vrn-xWindows 10 Sony Vgn-z21vrn-xVista Sony Vgn-z21vrn-xWindows 7 Sony Vgn-z21vrn-xInstall Sony Vgn-z21vrn-x