Sony PCV-RZ49 VAIO User Manual page 58

How do I set up my mouse for left-hand use?
1.
Click Start in the Windows taskbar, then click Control Panel.
2. Click Printers and Other Hardware, then click Mouse. The Mouse Properties dialog box appears.
3. From the Buttons tab, select Switch primary and secondary buttons under the Button Configuration options.
4. Click Apply, then click OK.
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