The Intel Celeron M processor used in the Acer Aspire 5330 is a low-end quad-core processor. As a rule, erroneous drivers of internal devices, such as WLAN adapter, soundcard, USB Host Controller or the like, are the reasons for this.
The following drivers,software and user manual are compatible with your Acer Aspire 5330 notebook and compatible with Windows Vista and Windows 7 32-bit.
Broadcom Wireless LAN Driver 184.108.40.206 (11.9 MB)
Intel VGA Driver 220.127.116.112 (19.1 MB)
Synaptics Touchpad Driver 18.104.22.168 (25.1 MB)
Conexant Modem Driver 22.214.171.124 (2.1 MB)
Marvell LAN Driver 10.55.3.3 (1.0 MB)
Realtek Card Reader Driver 6.0.6000.20076 (6.8 MB)
Broadcom Bluetooth Driver 126.96.36.19900 (49.1 MB)
Realtek Audio Driver 188.8.131.5218 (42.5 MB)
Intel Chipset Driver 184.108.40.2067 (2.1 MB)