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9/24/2016 new driver models for direct download:734
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Acer G991 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for Acer G991
Certifications for Acer G991
5 stars for Acer G991 "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 9/24/2016 Updates

All drivers on semantic.gs are updated on daily basis.

However, a new version of Acer G991 might have been uploaded since our last site update.

Acer G991 Driver Download

Windows Compatibility for Acer G991 driver

Acer G991 Driver Details:

Acer G991 File Name: acer_g991.zip

Acer G991 Driver Version: 530b.

Acer G991 ZIP Size: 102.kb

Manufacturer: Acer

Acer G991 was fully scanned at: 9/23/2016
Scan Status: driver download scanOK

Acer G991 special revision for: Windows XP Home Edition N 32 bit, Windows XP Home Edition, for home desktops and laptops 32 bit, Windows 10 64 bit, Windows RT 32 bit, Windows XP Tablet PC Edition 64 bit, Windows 7 Starter 32 bit, Windows Vista Enterprise (Microsoft Windows NT 6.0.6000.0) 64 bit, Windows Vista Ultimate 64 bit, Windows 7 Professional 64 bit, Windows 7 Home Premium 64 bit, Windows 7 Service Pack 1 (Microsoft Windows NT) 64 bit, Windows XP 64-bit Edition 64 bit, Windows Vista Business 32 bit

Acer G991 Download Stats:

Driver Uploaded: 9/3/2016

Direct Downloads: 207
Most Recent Download: 9/22/2016
Managed Downloads: 2001
Most Recent Download: 9/22/2016
Download Mirrors: 1
Current Delay: 25 Seconds
Driver License: GPL

Direct Download Success Stats:

Reports Issued By 175/207 Users

Success Reported By 48/175 Users

Driver Download Score72/100

Driver Installation Score60/100

Overall preformance Score75/100

Acer G991 9 Thumbs Up9Thumbs
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Acer G991 1 Thumbs Down1Thumbs
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Acer G991 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 1621/2001 Users

Success Reported By 1325/1621 Users

Driver Download Score84/100

Driver Installation Score86/100

Overall preformance Score89/100

Acer G991 1305 Thumbs Up1305Thumbs
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Acer G991 125 Thumbs Down125Thumbs
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Acer G991 driver installation manager was reported as very satisfying by a large percentage of our reporters, so it is recommended to download and install.

DOWNLOAD OPTIONS:

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 Acer G991 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 Acer G991 + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing Acer G991, 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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Acer G991 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 Acer G991 disfunctions.

Scan performed on 9/24/2016, Computer: NEC Express5800/120Eh [N8100-1287

Outdated or Corrupted drivers:7/19

Device/DriverStatusStatus DescriptionUpdated By Scanner
Motherboards
Intel(R) Xeon(R) Processor E5 Product Family/Core i7 DMI2 - 3C00Up To Date and Functioning
Mice And Touchpads
Microsoft Microsoft Serial MouseCorrupted By Acer G991
Usb Devices
Hewlett-Packard HP Photosmart A430 series (DOT4USB)Up To Date and Functioning
Sound Cards And Media Devices
NVIDIA NVIDIA HDMI Audio DeviceUp To Date and Functioning
Advanced Micro Devices ATI High Definition Audio DeviceCorrupted By Acer G991
Network Cards
Realtek Realtek RTL8723BE Wireless LAN 802.11n PCI-E NICCorrupted By Acer G991
Keyboards
Microsoft Keyboard Device FilterCorrupted By Acer G991
Hard Disk Controller
Intel(R) Mobile Express Chipset SATA AHCI ControllerUp To Date and Functioning
Others
Nokia Nokia C6-00 USB LCIFUp To Date and Functioning
Point Grey Research Texas Instruments OHCI-konformer IEEE 1394-HostcontrollerUp To Date and Functioning
AuthenTec AuthenTec AES3500 TruePrint SensorCorrupted By Acer G991
Intel HID Sensor CollectionUp To Date and Functioning
PACE Anti-Piracy USB iLok DriverCorrupted By Acer G991
Cameras, Webcams And Scanners
Sonix USB Video DeviceCorrupted By Acer G991
Video Cards
Intel Video ControllerUp To Date and Functioning
Input Devices
Lenovo Lenovo 800dpi ScrollPoint Optical (HID)Up To Date and Functioning
Port Devices
Huawei Vodafone Mobile Broadband Diagnostics Port (Huawei) (COM23)Up To Date and Functioning
Monitors
Sony Digital Flat Panel (1024x768)Up To Date and Functioning
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning

Scan performed on 9/24/2016, Computer: Acer Aspire 5735Z

Outdated or Corrupted drivers:9/19

Device/DriverStatusStatus DescriptionUpdated By Scanner
Motherboards
Intel(R) ICH10-Familie, universeller USB-Hostcontroller - 3A37Up To Date and Functioning
Mice And Touchpads
VMware VMware USB Pointing DeviceCorrupted By Acer G991
Logitech HID-compliant muisUp To Date and Functioning
Usb Devices
Intel Mobile USB DeviceCorrupted By Acer G991
Sound Cards And Media Devices
Advanced Micro Devices AMD Radeon(TM) HD 6520GUp To Date and Functioning
YUAN DIB7700 DTV TunerUp To Date and Functioning
Network Cards
Intel(R) Centrino(R) Wireless-N 6150Outdated
Keyboards
Microsoft HID KeyboardCorrupted By Acer G991
Hard Disk Controller
USB Compliance MOTOOutdated
Others
Mad Catz Programmable Support for MouseUp To Date and Functioning
PACE Anti-Piracy USB iLok DriverCorrupted By Acer G991
Nokia Nokia C6-00 USB LCIFUp To Date and Functioning
Nokia Nokia C6-00 USB Phone ParentCorrupted By Acer G991
Cameras, Webcams And Scanners
Canon Canon MP495 serUp To Date and Functioning
Video Cards
Intel Video ControllerUp To Date and Functioning
Input Devices
Lenovo ThinkPad USB Travel Mouse (HID)Outdated
Port Devices
Huawei Vodafone Mobile Broadband Secondary Port Modem (Huawei) (COM28)Corrupted By Acer G991
Monitors
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
Acer G991 39789/16/201412/30/2015acer_g991-3978.exe88kbWIPRO WIV37455-1090, HP RR496AA-ABU s7710.uk, Supermicro X7DB8-X, Medion P7618, HP HP Pavilion dv2700, Acer TravelMate 8371, NEC PC-VT5500D, Sony VGN-FE21B, Toshiba Dynabook T350/34BCS, Advent PQG9002, Gericom Phantom, and more.
Acer G991 F826631/4/201512/29/2015-f82663.exe113kbHP S5-1028hk, RIOWORKS HDAMB, HP KY789AA-AKL p6175l, Toshiba Dynabook T552/47FR, Sony VGN-FW180FU, IBM PHILIPS, IBM System x3650 M4 -[7915F2M, HP HP Compaq nc6320, Gateway MX3050b, Dimotion PCDQ3W5, Lenovo ThinkPad L530, IBM IBM System x3500 M4 Server -[7383AC1, Fujitsu FMVD94G041, and more.
Acer G991 C81.123910/6/201412/27/2015acer_g991-c81.1239.exe76kbSony VGC-LS31N, Sony VGNFW490Y, HP P6725de, LG R470-KR30K, Toshiba Dynabook TX/66JPK, HP PS347AA-B1U t875.se, Fujitsu FMVA56HW, HP DW167A-ABF a425.f, Sony VGC-JS71B_S, Sony VPCEB13FG, IBM ThinkPad T43p, MSI MS-A95311, IBM 2384ATU, IBM 25296AG, Toshiba Dynabook T552/47FR, Packard Bell ISTART D3180, NEC PC-MY18XAZ7HM95, Fujitsu CELSIUS M730, and more.
Acer G991 V329609/21/201412/29/2015acer_g991-v32960.exe34kbHP GG692AA-ABZ s3130.it, HP Pavilion ze4500, PASCAL PT880PRO-PS, MSI VR321, Fujitsu FMVWMS277, AT ALSEN PROFI 41G, THEIS TH-C346/945GZME-RH/512/80/Midi-Towe, HP HP MINI DM1-2010SO, HP Compaq nx9030, HP HP EliteBook 8530p, Sony VGN-NS38M_W, Packard Bell ISTART F7125 AIO, IBM 8145LUC, HP DT301A-ABM T450M, Fujitsu FMVD70BNB7, IBM 8171VRJ, and more.
Acer G991 2.12891.19/12/201412/27/2015acer_g991-2.12891.1.exe213kbSony VGN-SZ7AWN_C, Apple Macmini3,1, HP Pavilion dv5 NoteBook PC, HP Compaq Presario A900 KU048EA#ABENotebook PC, Seneca T69968, Packard Bell IMEDIA 6430, Lenovo 2429BH6, ICP / IEi IMBA-Q454, LG R405-A.CPF1E1, IBM IBM System X3100 M4 -[2582K9G, Gateway 4028GZ, ECS M916, NEC PC-LL750TG, ASUS 1001PQ, HP HP d530 SFF, BYON CHAMELEON, and more.
Acer G991 1.1238311/15/201412/30/2015acer_g991-1.12383.exe121kbHP GX592AA-UUZ a6135.ch, HP HP Compaq dx6100 MT, AT PREMIO BINGO, Packard Bell Ixtreme M6639, Packard Bell IMedia D9235, HP FL308AA-ABD IQ512de, Sony VGN-S5VP_B, HP PE525A-ABS a509.se, NEC PC-VJ10MCHE2, Packard Bell EASYNOTE_MX52-B-070, LG X200-L.AGFLZ, HP 810-170st, LG R470-KR30K, Fujitsu FMVNS3EE, HP H9-1156eg, Lenovo 627436G, and more.
Acer G991 4071.172/3/201512/28/2015acer_g991-4071.17.exe194kbSony VGN-TZ47FN, Acer Shangqi X4610, Panasonic CF-W8GWEYZNT, Dell S5400SF, Toshiba Dynabook R731/36EBK, Positivo POS, Intel SJR2A092, NEC PC-VJ22GXNEHTXA, Sony VPCL229FJ, Gateway H5212, NEC PC-VK26TXZNG, Fujitsu CLW8GAG1D, and more.
Acer G991 432691/10/201512/28/2015acer_g991-43269.exe29kbSony VGN-FJ21B_R, ASUS BP5275, NEC PC-MJ30XRZJDU83, LG R580-U.ARC2BT, NEC PC-MJ30AAZ76, Sony VGN-NS130AE, Foxconn A6GMV, LG 15U530-GT30K, NEC NEC POWERMATE S8310-2001, HP PN065AA-ABA Z540, HP P6747ch-m, ASUS L8400F series Notebook PC, IBM System x3200 M3 -[7328K1G, Toshiba SATELLITE C55-A-10Q, HP FK861AA-AB0 a6625tw, Fujitsu FMVWMS277, Dell S5400SF, and more.
Acer G991 1.122.16411/25/201412/30/2015acer_g991-1.122.164.exe130kbLeading Edge LECQ42SOHO, HP G5350nl, IBM IBM System x3450 79483CX, Fujitsu FMVNA1C3C, IBM ThinkCentre M50, LG P210-G.AEW3C1, Sony VGN-NW120D, Lenovo ThinkPad Edge E525, Toshiba Satellite C850-F0202, Gateway E4252, and more.
Acer G991 32.172.111/2/201412/30/2015vfubvjv-32.172.1.exe101kbPackard Bell EASYNOTE_MX61-B-026, Sony VGN-SR25T_P, HP NR043AA-ACP p6035at, Sony VPCEC1A4E, WIPRO WSG37455V-0397, HP HP Touchsmart 300-1120, HP Presario R4000, Buympc MPC365, Gateway GZ7108TV, LG R480-KAP28E, Sony VGN-SZ71E_B, and more.
Acer G991 8202.172/3/201512/29/2015acer_g991-8202.17.exe70kbHP HP Compaq dc7100 SFF, Lenovo 6463Y3W, NEC PC-MK29MLZDF, Gigabyte M1022E, Fujitsu FMVNR9P2C, HP HP Pavilion 11 x2 Notebook PC, Seneca PRO157094, Compaq DQ193A-ABZ S5300IT IT340, Panasonic CF-C1BD06EFG, Fujitsu FPC08001DM, and more.
Acer G991 1.1228710/13/201412/30/2015t-1.12287.exe76kbLenovo ThinkPad L530, IBM IBM System x3500 M4 Server -[7383AC1, Fujitsu FMVD94G041, LG R410-L.A2BME8, Compaq GT701AA-ACJ SR5250IL, NEC PC-VN770JS3EB, SAMSUN SX60P, Lenovo ThinkPad W520, NEC PC-GL16MG1R9, Panasonic CF-74GCDDDBM, HP KZ692AA-ABU m9373.UK, HP HP nx9000, ASUS U24E, HP GG020AA-AB3 g3085l, and more.
Acer G991 44311/8/201412/30/2015acer_g991-443.exe204kbHP KQ265AA-AB4 s3385d, LG LM60-15166L, ICP / IEi IMBA-Q454, Toshiba Dynabook TX/67J2PKYD, IBM 81838HJ, HP 700-015eg, Compaq PS269AA-ABU SR1360UK GB510, HP GL327AA-ABF a6115.f, IBM IBM System x3200 -[7042C06, HP RN657AAR-ABA a1777c, Sony VGN-NS190J, Lenovo 7358W17, Lenovo ThinkPad Edge E530c, ASUS 1008HA, IBM 2889CG6, LG R490-K.AFE3BZ, Sony VPCW21A7E, and more.
Acer G991 31.199311/17/201412/30/2015acer_g991-31.1993.exe202kbToshiba SATELLITE C55-A-1NG, HP PL497AA-UUZ a720.ch, Datateknik EXPER, Notebook MIM2320, LG FD-223NC, Mitsubishi CX32VLZJTSBH, Fujitsu FMVNFD75RG, Lenovo 1S16800367700DD, Gateway P-6317 HSN, HP Compaq Presario A900 KU048EA#ABENotebook PC, Sony VPCEG15FL, EMachines 3265IT, HP FK557AAR-ABA a6602f, ASUS R051PX, HP PS303AA-ABH t870.nl, Lenovo 209022U, and more.
Acer G991 6021.11.110/13/201412/27/2015acer_g991-6021.11.1.exe33kbToshiba Dynabook T451/59DB, Gateway 6020GZ, Fujitsu FMVNFD75B, Lenovo 6471EGR, Fujitsu FMVNX95UD, HP DA322A-ABZ 434, Haier H53, Toshiba Dynabook EX/2513CDSTB, NEC PC-MY26RAZ77S96, HP WK677AA-ABD p6315de, Lenovo 3000 J115 Desktop, NEC PC-MJ26XRZWDSBJ, Sony VGN-FW17GU_H, Lenovo 7484W76, Compaq PS430AA-ABG SR1380AN AN510, NEC PC-VN470GS6R, Lenovo ThinkStation D20, IBM 813135U, Gateway 710 2900330, and more.
Acer G991 21.12472/1/201512/27/2015acer_g991-21.1247.exe183kbFujitsu FMVNB14BR, Panasonic CF-29LWQCZBM, HP PS282AA-ABZ m1280.it, NEC PC-LL708WJ01B, Sony VGN-FT92S, Sony VGN-FW160D, Sony SVT21213CXB, Fujitsu FMVNFA55K, Olidata IPMSB/H61, Sony VPCL229FJ, M&A MADB43LD, Lenovo 7661WJ2, and more.
Acer G991 1.11.1381.111/15/201412/28/2015acer_g991-1.11.1381.1.exe197kbCompaq GT701AA-ACJ SR5250IL, Acer Aspire X1470, Acer Veriton M-480G, Compaq Evo N620c, BenQ Joybook S32, Fujitsu ESPRIMO E5916, HP HP ProBook 4710s, Powerspec Ps7124, Lenovo 4236SUS, Gateway J2924, Lenovo ThinkPad T510i, TSINGHUA TONGFANG H61H2-TAIO, HP AV890AV-ABJ e9280jp, LG E300-A.CB20A, Sony VGN-NS330J, Acer Aspire X1470, IBM System x3650 M4 : -[7915E3G, HP PE525A-ABS a509.se, and more.
Acer G991 F287211/9/201412/27/2015acer_g991-f2872.exe129kbSony VGN-FW53GF_W, Acer Aspire 4253G, Lenovo ThinkPad T60p, Sony VGC-LS21N, ASUS BP6260, HP P6-2475eo, Lenovo 2689PHG, HP 100-5158, Sony VGN-BX760P, WIPRO WSG68125W7-0002, MSI MS-7360, Toshiba SATELLITE L850-130, and more.
Acer G991 A1.101.10310/4/201412/30/2015acer_g991-a1.101.103.exe73kbNCR 7403-1010-8801, HP HP Pavilion DV6-3206AX, NEC PB12V00106, Sun Microsystems K85AE, Fujitsu FMVLX55M, LG R490-KR8WK, Sony SVE1413WPNB, NEC PC-VN370CS1KS, Fujitsu FMVC18WA, Toshiba Dynabook TX/66HPK, Lenovo 10385DG, IBM 2373WMZ, Notebook MIM2260, HP HP PAVILION DV6000, and more.
Acer G991 1.10922.112/31/201412/30/2015acer_g991-1.10922.1.exe128kbNotebook MIM 2270, MSI MS-7327, Acer Aspire 4925, IBM 8185LUZ, LG LW75-PMXH1, HP AY020AA-ABL p6320f, Compaq VT606AA-AKL CQ3275L, Viglen EQ100, Toshiba Satellite C870-DMK, HP H8-1445, and more.
Acer G991 632.10210/3/201412/30/2015acer_g991-632.102.exe165kbLenovo ThinkPad T530i, IBM IBM System x3650 -[7979BJU, Seneca PRO102698, Lenovo ThinkPad R60e, HP RC520AA-ABU m7590.uk, Gateway GT5082B, HP HP Compaq nc6230, HP PN113AA-ABF t790.f, Sony VPCEC1A4E, Lenovo 3000 J110 Desktop, Sony VGN-G11XRN_B, NEC VERSAE6301 RNF61119695, HP 27-1015ef, NEC RND51048395, HP KT439AA-AB4 a6545d, Sony VGN-CS31ST_W, Gigabyte G41MT-D3V, Compaq ER922AA-ABA SR1834NX NA661, Compaq FR604AA-ABF SR5529FR, and more.
Acer G991 601.12611/15/201412/27/2015acer_g991-601.126.exe62kbIBM ThinkPad T43p, MSI MS-A95311, IBM 2384ATU, IBM 25296AG, Toshiba Dynabook T552/47FR, Packard Bell ISTART D3180, NEC PC-MY18XAZ7HM95, Fujitsu CELSIUS M730, NEC PC-LL750ES3KS, Toshiba SATELLITE L850-A891, Intel S3420GP, IBM ThinkPad T41, Compaq Presario 7RPM11 195749-999, T-Systems T-Systems PC P4PE, Mitsubishi CX32VLZJTSBH, Sony VGN-FJ77SP_W, LG R1-CUP1E1, Sony VGN-TT250N, and more.
Acer G991 2.10291.11/21/201512/30/2015vg-2.10291.1.exe117kbLenovo SS09254503, NEC PC-MY18XEZ77, GENSW DSDT0001, HP FQ562AA-A2L m9500f, NEC PC-MY18XEZ77, LG A510-U.AESGE2, Lenovo 00P3799, Sony VGC-LS21N, HP 23-d219, Toshiba SATELLITE PRO C870-176, ECS M830, LG E500-S.AP33T, Sony PCG-K14, Dimotion PCDO5U1, NEC PC-VW770FS6B, NEC PC-MK34HEZEH, NEC PC-VY13MEFEU, and more.
Acer G991 302.172.13/9/201512/30/2015acer_g991-302.172.1.exe115kbLenovo ThinkPad T530i, HP PS225AA-ABE t835.es, HP GG685AA-ABF a6117.f, NEC RNG41146695, Lenovo ThinkPad Helix, HP HP Compaq nc4010, HP GC359AV-ABA a6010e, Gigabyte G33M-S2, Sony VPCEG15FL, LG P210-G.AEW3C1, Toshiba SATELLITE PRO L870-179, Acer TravelMate 3290, HP Pavilion zx5000, HP HP Compaq dc7100 CMT, Lenovo Y310, and more.
Acer G991 O61.168012/18/201412/29/2015acer_g991-o61.1680.exe43kbPanasonic CF-52PFNBVQP, IBM 8194D1G, Sony VGN-SZ7RMN_B, HP HP ProBook 6460b, HallmarkComputer ViewMaster System, Acer Aspire5739, HP H9-1390ef, Lenovo ThinkPad X200s, Fujitsu FMVNS8AE, Packard Bell IMedia D9235, HP HP Compaq 6530b, SAMSUN R710, Sony SVE14123CBP, and more.
Acer G991 271.12/25/201512/30/2015acer_g991-271.1.exe92kbLenovo Lenovo IdeaPad Y485, Buympc MPC Compute, IBM 622564G, Compaq DD373A-ABY 6650 DK110, LG FE-225JE1, HP KN283AA-ABM s3445la, Lenovo 20ARA024KR, Biostar TA75MH2, Panasonic CF-53SAWZYMG, HP GQ524AA-ABE a6219.es, Wortmann U14M, HP KZ241AA-AR6 p6020l, Lenovo 9174Y1A, Sony VGN-NW235F, Shuttle XG41, Intel SJR2A092, and more.
Acer G991 2.11.11.1971/10/201512/28/2015acer_g991-2.11.11.197.exe204kbHP HP 620, HP HP Compaq nc6220, ECS HDC-I, Lenovo SS09355260, Toshiba Satego P100, Gateway PROFILE3, Panasonic CF-53JAWZYFN, HP Hp workstation xw6000, HP HPE-367c, Sony VGN-NS21SR_S, Lenovo 00P3799, NOVATECH MBB-44308D, HP PAV NB DV9575EO GALAXY 1 0, Sony PCG-GRT815M, IBM NetVista personal computer, IBM IBM System x3200 -[7042C06, and more.
Acer G991 72782.112/3/201412/28/2015acer_g991-72782.1.exe109kbFujitsu FMVNB16C, Sony VPCCA1AFJ, PDS Vector CQ, Compaq PS269AA-ABU SR1360UK GB510, Sony VGN-NS25G_S, HP HP Compaq nc2400, IBM 818388J, HP RN657AAR-ABA a1777c, Fujitsu PRIMERGY TX140 S1, Panasonic CF-W7BWHAJS, Compaq GN720AA-ABA SR5254X, AnabelleB Pedra BA10, Sony VGN-NW230G, Sony VGN-FE90PS, LG P430-K.AE12B, NEC PC-LL350DD1KS, LG S1-MOM1E2, Viglen GENIE D850EMV2, HP AU917AA-ABA e9270f, and more.
Acer G991 8208211/26/201412/29/2015acer_g991-82082.exe36kbHP P6721f, IBM 8141KGR, Packard Bell IMEDIA J9004, Generic Generic, Lenovo ThinkPad X301, Gateway 6020GZ, HP EG158AA-ABF m7171.f, ASUS X200MA, Fujitsu FMVLRD7N24, NEC VERSAE6301 RNF61113695, Sony VGN-FS35LP, HP PY056AA-ABF w5077.f, Lenovo 20AY001DMD, HP AV131AV-ABA e9105z, Toshiba SATELLITE C855-2G1, and more.


There is no particular operating system known to have specific problems with Acer G991
Laptop Acer G991Tablet Acer G991Download Acer G991Upgrade Acer G991Update Acer G9912016 Acer G991Free Acer G991Data Acer G991Info Acer G991Help Acer G991Guide Acer G991Comments Acer G991Windows 10 Acer G991Vista Acer G991Windows 7 Acer G991Install Acer G991