To dream of a computer mouse represents control over your thoughts. The direction of your thinking. Telling yourself what to focus on or what to do. It may also reflect the ability to prioritize.
To dream of a computer mouse being controlled by someone else represents an aspect of your personality that is guiding your decisions. It may also reflect people who are telling you what to or what to focus on.
To give or sell someone may represent helping yourself or someone else to think for themselves. Negatively, it may also point to giving up the ability to think independently or losing sight of what’s most important.
To dream of a malfunctioning represents confusion, setbacks, or delays.