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4/24/2017 new driver models for direct download:679
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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 4/24/2017 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: 4/23/2017
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: 3/11/2017

Direct Downloads: 313
Most Recent Download: 4/22/2017
Managed Downloads: 3061
Most Recent Download: 4/22/2017
Download Mirrors: 1
Current Delay: 21 Seconds
Driver License: GPL

Direct Download Success Stats:

Reports Issued By 281/313 Users

Success Reported By 73/281 Users

Driver Download Score72/100

Driver Installation Score60/100

Overall preformance Score75/100

Acer G991 36 Thumbs Up36Thumbs
Up
Acer G991 8 Thumbs Down8Thumbs
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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 2621/3061 Users

Success Reported By 2097/2621 Users

Driver Download Score84/100

Driver Installation Score86/100

Overall preformance Score89/100

Acer G991 2000 Thumbs Up2000Thumbs
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Acer G991 221 Thumbs Down221Thumbs
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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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Other drivers most commonly associated with Acer G991 problems:

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 4/24/2017, Computer: HP EC577AA-B1U D4180.se

Outdated or Corrupted drivers:7/21

Device/DriverStatusStatus DescriptionUpdated By Scanner
Motherboards
Intel(R) 6 Series/C200 Series Chipset Family 6 Port SATA AHCI Controller - 1C02Up To Date and Functioning
Mice And Touchpads
Microsoft Microsoft USB Comfort Optical Mouse 3000 (IntelliPoint)Outdated
Wacom Wacom Mouse MonitorUp To Date and Functioning
Usb Devices
NEC CASIO Mobile N-07D Bus DriverUp To Date and Functioning
Realtek Realtek USB 3.0 Card ReaderUp To Date and Functioning
Hewlett-Packard HP EWSUp To Date and Functioning
Sound Cards And Media Devices
NVIDIA NVIDIA GeForce GTX 570Up To Date and Functioning
NVIDIA NVIDIA GeForce GT 540MCorrupted By Acer G991
Creative Sound Blaster Tactic(3D) AlphaUp To Date and Functioning
Network Cards
Silicon Integrated SiS191 1000/100/10 Ethernet DeviceUp To Date and Functioning
Keyboards
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
Intel(R) 6300ESB Ultra ATA Storage/SATA Controller - 25A3Up To Date and Functioning
Others
Research In Motion BlackBerryCorrupted By Acer G991
Panasonic MATSHITA DVD-RAM UJ-830SaUp To Date and Functioning
NEC Generic CardBus ControllerCorrupted By Acer G991
Cameras, Webcams And Scanners
Canon Canon MP495 serCorrupted By Acer G991
Video Cards
NVIDIA NVIDIA GeForce4 MX 440Corrupted By Acer G991
Input Devices
Microsoft Microsoft Hardware USB KeyboardOutdated
Port Devices
PROLiNK PROLiNK Voice Device (COM9)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 4/24/2017, Computer: Sony VGN-FW12G_W

Outdated or Corrupted drivers:7/20

Device/DriverStatusStatus DescriptionUpdated By Scanner
Motherboards
Intel(R) ICH8 Family PCI Express Root Port 5 - 2847Up To Date and Functioning
Mice And Touchpads
Microsoft Microsoft USB Comfort Optical Mouse 3000 (IntelliPoint)Corrupted By Acer G991
Microsoft Microsoft USB Basic Optical Mouse (IntelliPoint)Up To Date and Functioning
ELECOM HID mouseUp To Date and Functioning
Usb Devices
KSPN Keyspan USB Serial AdapterUp To Date and Functioning
Hewlett-Packard HP Deskjet 3520 series (REST)Up To Date and Functioning
Sound Cards And Media Devices
Logitech Webcam C170Up To Date and Functioning
IDT High Definition Audio DeviceOutdated
Network Cards
ASIX ThinkPad OneLink Dock USB GigaLANCorrupted By Acer G991
Keyboards
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
Ricoh Ricoh xD-Picture Card Host ControllerOutdated
Others
ClockworkMod CDC SerialUp To Date and Functioning
Mad Catz Programmable Support for MouseUp To Date and Functioning
Nokia Nokia USB PhonetCorrupted By Acer G991
Cameras, Webcams And Scanners
Intel Canon EOS 500DCorrupted By Acer G991
Video Cards
NVIDIA NVIDIA GeForce4 MX 440Up To Date and Functioning
Input Devices
KME Dispositivo de interfaz humana USBUp To Date and Functioning
Port Devices
Huawei Vodafone Mobile Broadband Secondary Port Modem (Huawei) (COM28)Up To Date and Functioning
Monitors
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
Acer G991 39789/16/201412/30/2016acer_g991-3978.exe88kbWIPRO WIV37455-1090, HP RR496AA-ABU s7710.uk, Supermicro X7DB8-X, Medion P7618, HP HP Pavilion dv2700, and more.
Acer G991 F826631/4/201512/29/2016-f82663.exe113kbHP S5-1028hk, RIOWORKS HDAMB, HP KY789AA-AKL p6175l, Toshiba Dynabook T552/47FR, Sony VGN-FW180FU, IBM PHILIPS, IBM System x3650 M4 -[7915F2M, and more.
Acer G991 C81.123910/6/201412/27/2016acer_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, and more.
Acer G991 V329609/21/201412/29/2016acer_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, and more.
Acer G991 2.12891.19/12/201412/27/2016acer_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, and more.
Acer G991 1.1238311/15/201412/30/2016acer_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, and more.
Acer G991 4071.172/3/201512/28/2016acer_g991-4071.17.exe194kbSony VGN-TZ47FN, Acer Shangqi X4610, Panasonic CF-W8GWEYZNT, Dell S5400SF, Toshiba Dynabook R731/36EBK, Positivo POS, and more.
Acer G991 432691/10/201512/28/2016acer_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, and more.
Acer G991 1.122.16411/25/201412/30/2016acer_g991-1.122.164.exe130kbLeading Edge LECQ42SOHO, HP G5350nl, IBM IBM System x3450 79483CX, Fujitsu FMVNA1C3C, and more.
Acer G991 32.172.111/2/201412/30/2016vfubvjv-32.172.1.exe101kbPackard Bell EASYNOTE_MX61-B-026, Sony VGN-SR25T_P, HP NR043AA-ACP p6035at, Sony VPCEC1A4E, WIPRO WSG37455V-0397, and more.
Acer G991 8202.172/3/201512/29/2016acer_g991-8202.17.exe70kbHP HP Compaq dc7100 SFF, Lenovo 6463Y3W, NEC PC-MK29MLZDF, Gigabyte M1022E, and more.
Acer G991 1.1228710/13/201412/30/2016t-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, and more.
Acer G991 44311/8/201412/30/2016acer_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, and more.


There is no particular operating system known to have specific problems with Acer G991
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