Use the built-in screenshot shortcut for your operating system to capture the full desktop across all monitors
On Windows, press PrtScn to capture all monitors, then paste into an image editor
On Windows, press Win + PrtScn to save a screenshot of all monitors directly to the Screenshots folder
On macOS, press Shift + Command + 3 to capture all screens
On Linux, use the Print Screen key to capture all monitors if supported by your desktop environment
Use a screenshot tool that supports multi-monitor capture
Select the full desktop or all displays in the screenshot tool
Use third-party apps if your default shortcut captures only one monitor
Verify the screenshot includes the entire extended desktop before saving or sharing