To successfully manipulate a window at runtime, follow these steps: Run your game in Windowed Mode .
It is a standalone .exe file that requires no installation; simply unzip and run as an administrator. Download and Essential Tools
If the game view stretches instead of adding more pixels, it may not support hotsampling. Some games require the "Force EXITSIZEMOVE" checkbox in SRWE to update the internal viewport correctly. simple runtime window editor download
For gamers, virtual photographers, and developers seeking to manipulate active software windows, the is the premier open-source utility. This lightweight tool allows you to hijack running applications to force specific resolutions, positions, and styles —a technique essential for "hotsampling" high-resolution screenshots or achieving borderless fullscreen in older titles. Simple Runtime Window Editor (SRWE) Overview
Enter your desired Width and Height (e.g., 3840x2160 for 4K) and click Set . To successfully manipulate a window at runtime, follow
Navigate to the "Window Styles" tab to disable WS_DLGFRAME and WS_BORDER for a clean look. Technical Troubleshooting
Right-click SRWE.exe and select Run as Administrator . Some games require the "Force EXITSIZEMOVE" checkbox in
You can download the latest version of SRWE (v2.3.6) and its alternatives through official developer hubs and trusted software repositories: Key Use Case Download Source Hotsampling & Window Manipulation GitHub Releases Borderless Gaming Forced Fullscreen for legacy apps Magic Borderless Advanced window tiling and borders Steam/Official Windows App SDK Runtime installer for dev dependencies Microsoft Learn How to Use SRWE for Hotsampling