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 18.104.22.168 (11.9 MB)
Intel VGA Driver 22.214.171.1242 (19.1 MB)
Synaptics Touchpad Driver 126.96.36.199 (25.1 MB)
Conexant Modem Driver 188.8.131.52 (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 184.108.40.20600 (49.1 MB)
Realtek Audio Driver 220.127.116.1118 (42.5 MB)
Intel Chipset Driver 18.104.22.1687 (2.1 MB)