Elecom M-XGS30BB User Manual page 19

3) Adjust the "Lines to scroll at a time" slider bar to adjust the number of lines per scroll.
■ For Windows 10/8.1
1) Open "Mouse" properties.
For Windows 10
From the start menu, click the Settings icon, select "Devices" → "Mouse", then click "Other mouse
options" under "Related Settings".
For Windows 8.1
Right-click the Start button in the bottom left-hand corner of the screen and select "Control Panel" →
"Devices and Printers" → "Hardware and Sound", then click on "Mouse" under "Devices & Printers".
2) Select the "Wheel" tab.