The AOD257 is a network device manufactured by Acer. Issues like weak Wi-Fi signal, slow DNS lookup, duplicate IP addresses, slow network and excessive CPU usage can be solved by updating this driver. This driver - "Bluetooth_Atheros_7.4.0000.0090_W7x86_A.zip" - has been downloaded 100 times and is rated 5 out of 5 stars based on 11 reviews. Compatibility for this driver update includes PCs running Windows operating systems such as Windows 7. The total disk space used for this update is 186.4 MB.
AOD257
ASUS Bluetooth
ASUS Bluetooth v2.1 USB Adapter
Askey Bluetooth Adapter
Atheros AR3011 Bluetooth 3.0
Atheros AR3011 Bluetooth 3.0 + HS Adapter
Atheros AR3011 Bluetooth(R) Adapter
Atheros AR3012 Bluetooth 3.0
Windows 7
7.4.0000.0090 (21-Feb-2012)
Bluetooth Driver File
Sharmila (DG Staff Member) on 7-Jun-2018
BTHENUM\{00001109-0000-1000-8000-00805F9B34FB}
BTHENUM\{0000110A-0000-1000-8000-00805F9B34FB}
BTHENUM\{0000110B-0000-1000-8000-00805F9B34FB}
BTHENUM\{0000110C-0000-1000-8000-00805F9B34FB}
BTHENUM\{0000110D-0000-1000-8000-00805F9B34FB}
BTHENUM\{0000110E-0000-1000-8000-00805F9B34FB}
BTHENUM\{00001118-0000-1000-8000-00805F9B34FB}
BTHENUM\{00001122-0000-1000-8000-00805F9B34FB}
BTHENUM\{00001123-0000-1000-8000-00805F9B34FB}
BTHENUM\{00001128-0000-1000-8000-00805F9B34FB}
BTHENUM\{0000112C-0000-1000-8000-00805F9B34FB}
BTHENUM\{13B67E97-545B-41DC-AC44-6FEDE5FE6087}
USB\CLASS_E0&SUBCLASS_01&PROT_01
USB\VID_03F0&PID_311D&REV_0001
USB\VID_0CF3&PID_3004&REV_0001
To get the AOD257 driver, click the green download button above. After you complete your download, move on to Step 2.
If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter Acer AOD257 into the search box above and then submit. In the results, choose the best match for your PC and operating system.
Tech Tip: If you are having trouble deciding which is the right driver, try the Acer Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
To find the newest driver, you may need to visit the Acer website. Most major device manufacturers update their drivers regularly.
To install your new driver on Windows:
Right-click the Start button.
Click "Device Manager">
Find your device in the list.
Right-click the device and select "Update driver"
Follow the steps on screen.
Restart your computer when done.
This keeps your computer working at its best.
Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.
For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.
The following files are found inside the driver download file.
Name | Size | Date |
---|---|---|
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Bluetooth_Suite_win7.EXE | 179.6 MB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/SetupConfig.ini | 932 bytes | 22 Jun 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/BthAthFax.inf | 13.8 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/Bthci.dll | 21.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/DIFxAPI.dll | 319.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/WdfCoInstaller01009.dll | 1.5 MB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/athdfu.cat | 7.6 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/athdfu.inf | 1.9 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/athdfu.sys | 43.7 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/atheros_bth.cat | 11.9 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/atheros_bth.inf | 16.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/athr.sys | 1.7 MB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/athrext.cat | 46.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_a2dp.cat | 8.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_a2dp.inf | 7.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_a2dp.sys | 291.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_avdt.sys | 97.4 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_bus.cat | 7.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_bus.inf | 2.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_bus.sys | 25.2 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_flt.cat | 18.3 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_flt.inf | 13.3 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_flt.sys | 35.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_hcrp.cat | 8.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_hcrp.inf | 2.8 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_hcrp.sys | 147.6 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_hid.cat | 7.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_hid.inf | 2.3 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_hid.sys | 315.7 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_lwflt.cat | 7.6 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_lwflt.inf | 2.1 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_lwflt.sys | 60.1 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_rcp.cat | 7.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_rcp.inf | 2.2 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_rcp.sys | 264.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_sco.cat | 7.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_vdp.cat | 8.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_vdp.inf | 3.3 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btath_vdp.sys | 412.2 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btatherosInstall.exe | 65.7 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btfaxmdm.cat | 7.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/btfilter.sys | 436.9 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/bthathfax.sys | 59.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/32/netathr.inf | 318.9 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/BthAthFax.inf | 13.8 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/Bthci.dll | 21.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/DIFxAPI.dll | 525.8 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/WdfCoInstaller01009.dll | 1.7 MB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/athdfu.cat | 7.6 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/athdfu.inf | 1.9 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/athdfu.sys | 51.9 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/atheros_bth.cat | 11.9 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/atheros_bth.inf | 16.1 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/athrextx.cat | 46.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/athrx.sys | 2.2 MB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_a2dp.cat | 8.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_a2dp.inf | 7.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_a2dp.sys | 330.9 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_avdt.sys | 110.2 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_bus.cat | 7.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_bus.inf | 2.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_bus.sys | 30.4 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_flt.cat | 18.3 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_flt.inf | 13.3 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_flt.sys | 36.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_hcrp.cat | 8.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_hcrp.inf | 2.8 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_hcrp.sys | 167.6 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_hid.cat | 7.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_hid.inf | 2.3 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_hid.sys | 357.8 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_lwflt.cat | 7.6 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_lwflt.inf | 2.1 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_lwflt.sys | 68.3 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_rcp.cat | 7.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_rcp.inf | 2.3 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_rcp.sys | 281.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_sco.cat | 7.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_vdp.cat | 8.0 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_vdp.inf | 3.3 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btath_vdp.sys | 421.4 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btatherosInstall.exe | 67.7 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btfaxmdm.cat | 7.5 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/btfilter.sys | 511.1 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/bthathfax.sys | 75.4 KB | 2 Aug 2011 |
Bluetooth_Atheros_7.4.0000.0090_W7x86/Bluetooth_win7_v7.4.0.90/Win7_driver_only/64/netathrx.inf | 320.4 KB | 2 Aug 2011 |