Use a screenshot tool with hotkeys and capture at random intervals
Set up a screen recorder and extract random frames as screenshots
Use automation software to take screenshots on a timer with randomized delays
Use browser extensions or apps that capture the current screen periodically
Use a script to trigger screenshots at random times
Use cloud or remote monitoring tools that save periodic screen captures
Use built-in OS screenshot shortcuts manually at random moments
Use a randomizer to choose when to press the screenshot key
Use a macro tool to automate random screenshot capture
Use a camera pointed at the screen if you need spontaneous captures