Windows How do you close all windows on a Mac? By DIY Posted on September 18, 2022 Close one or all windows for an app Close a single window: In a window, click the red Close button in the top-left corner of the window, or press Command-W. Close all open windows for an app: Press Option-Command-W. Related Topics: Most Popular How To How to Record Video on Windows 10 Sateenkaari Kuinka pakotan Macbook Airin sammumaan ilman virtapainiketta? Android How To Remove A Virus From An Android Phone Linux How to Fix: WiFi Connected But No Internet Access Windows Epson Error Code 0x97 How To How to Clean Hacked WordPress site