The reason why wacom mouse mode writes sawtooth is the conflict between mouse mode and driver. Wacom is a company that develops and manufactures graphic tablets, digital screens and mobile computers. Wacom was founded in 1983 and is headquartered in Japan. The company's products include Xindi LCD digital screen, Xindi mobile computer and INTO Pro graphic tablet. Wacom also provides convenient and environmentally friendly electronic signature and data interaction solutions for financial, hotel and other service industries, as well as enterprises and governments, to help them realize paperless office.