Some potential brain cancer symptoms include: 1  Headaches: Having a headache could be related to many causes. A noticeable change in the frequency and intensity of headaches may indicate a brain tumor.  Vision changes: A tumor on or near the optical nerve could cause blurred or double vision.
To customize your mouse settings 1. Click Start, and then click Control Panel. 2. Click Printers and Other Hardware. 3. Click Mouse. . In the Mouse Properties dialog box, click the Buttons tab. 5. Drag the Double-click speed slider to adjust how quickly you want to click.Test the setting by double-clicking the folder icon. Then click Apply. 6. On the Pointers tab, click the down arrow in the drop-down box to choose a pointer scheme.. Click Mouse. . In the Mouse Properties dialog box, click the Buttons tab. 5. Drag the Double-click speed slider to adjust how quickly you want to click. Test the setting by double-clicking the folder icon. Then click Apply. 6.
How it works. 1  Move the mouse pointer to the Instant Eyedropper icon in the system tray. 2  Press and hold the left mouse button and move the mouse pointer to the pixel whose color you want to identify.3  Release the mouse button.ow it works. 1  Move the mouse pointer to the Instant Eyedropper icon in the system tray. 2  Press and hold the left mouse button and move the mouse pointer to the pixel whose color you want to identify.