Synaptics UltraNav driver for Windows 8.1 (32-bit ... - Lenovo Support
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Synaptics UltraNav driver for Windows 8.1 (32-bit ... - Lenovo Support
2014年8月20日 ... This package installs the software (ThinkPad UltraNav driver) to enable the
following device.- ThinkPad UltraNav Pointing Device - IBM ...