This is important because while it often fades into the background, the cursor is a fundamental part of how we interact with most PCs. In such instances, you can change your cursor to a custom one or simply change your cursor size in Windows 10 settings. Quite often, it can be too small on high-resolution displays or fit poorly with your system theme. The Windows 10 cursor is more or less iconic at this point, but it's not without its flaws. 3 How to Get a Custom Cursor in Windows 10 via a Cursor Library.2 How to Change the Mouse Pointer Look in Control Panel.1 How to Change Cursor Size and Colour in Settings.