A simple and fast batch script to switch screen resolutions using nircmd.exe. Works on any PC — from retro low-end laptops to modern high-res desktops. Ideal for gaming, performance boosting, or quick resolution toggling.

1. Run CustomResChanger.bat.
2. Select a resolution from the list or enter your own custom resolution.
3. Run Restore Res.bat to restore your original resolution

• 📺 Supports 20+ built-in resolutions (320x200 to 4K)
• ✍️ Custom resolution input (width & height)
• ⚡ Instant resolution switch with one keypress
• 💾 No installation required – just run the CustomResChanger.bat file
• 🪶 Lightweight and portable
• 🧠 No registry edits or admin rights required
• 🕹️ Great for gaming, retro emulation, or quick tests
• 💻 Works on any Windows PC (low-end, mid, or high-spec)
• 🗃️ Simple, clean, and readable source code
• 🔄 Reset to original res by Running the Restore Res.bat file

You must edit Restore Res.bat manually and write your original resolution inside it before using the main tool.

• Windows OS
• nircmd.exe in the same directory

Made with by Dark Aspect

This project includes nircmd.exe, a free utility by Nir Sofer (NirSoft). Full credit goes to the original developer.