This site contains the list of all Acer Aspire E5-421G Windows 8.1 64bit drivers, software . To get the file the proper driver of ACER, first choose your OS, then find your device name and click the download button.
Acer Aspire E5-421 Windows 8.1 64-Bit Drivers Download
VGA Driver : Acer Aspire E5-421 / E5-421G AMD
Version : 13.302.1101.1004
File Size : 255.6 MB
Update : 2014/11/04
LAN Driver : Acer Aspire E5-421 / E5-421G Atheros Wireless
Version : 10.0.0.318
File Size : 59.2 MB
Update : 2015/07/28
LAN Driver : Wireless LAN Driver
Version : 10.0.0.285
File Size : 226.3 MB
Update : 2014/11/04
Version : 13.302.1101.1004
File Size : 255.6 MB
Update : 2014/11/04

Version : 10.0.0.318
File Size : 59.2 MB
Update : 2015/07/28

Version : 10.0.0.285
File Size : 226.3 MB
Update : 2014/11/04

Bluetooth Driver : Acer Aspire E5-421 / E5-421G Atheros
Version : 8.0.1.318
File Size : 59.2 MB
Update : 2014/11/04
Bluetooth Driver : Acer Aspire E5-421 / E5-421G Broadcom
Version : 12.0.0.9190
File Size : 186 MB
Update : 2014/11/04

Version : 8.0.1.318
File Size : 59.2 MB
Update : 2014/11/04

Version : 12.0.0.9190
File Size : 186 MB
Update : 2014/11/04

Realtek LAN Driver : Acer Aspire E5-421 / E5-421G
Version : 8.32.508.2014
File Size : 5.8 MB
Update : 2014/11/04
Touchpad Driver : Synaptics
Version : 18.1.2.1
File Size : 690.8 KB
Update : 2014/11/04

Version : 8.32.508.2014
File Size : 5.8 MB
Update : 2014/11/04

Version : 18.1.2.1
File Size : 690.8 KB
Update : 2014/11/04

Audio Driver : Acer Aspire Realtek E5-421 / E5-421G
Version : 6.0.1.7218
File Size : 379.3 MB
Update : 2014/11/04
Version : 6.0.1.7218
File Size : 379.3 MB
Update : 2014/11/04

ePower Acer : Power Management E5-421 / E5-421G
Version : 7.00.8105
File Size : 25.8 MB
Update : 2015/01/23
Version : 7.00.8105
File Size : 25.8 MB
Update : 2015/01/23
Launch Manager : Power Management E5-421 / E5-421G
Version : 8.00.8107
File Size : 10.8 MB
Update : 2015/01/23
Version : 8.00.8107
File Size : 10.8 MB
Update : 2015/01/23

Acer System : Increase system stability
Version : 1.06
File Size : 4.1 MB
Update : 2014/07/11
Acer System : Support ZYV battery shipping mode in factory product line
Version : 1.07
File Size : 4.1 MB
Update : 2015/01/26