Custom Resolution Utility (CRU) is a powerful software tool designed for Windows that allows users to modify and create custom display resolutions and refresh rates for their monitors. This free utility is particularly useful for gamers, content creators, and users who need specific screen configurations not available through standard Windows display settings.
The program enables users to add custom resolutions, adjust timing parameters, and create detailed EDID overrides. It's especially helpful for:
While CRU is a powerful tool, users should exercise caution when making changes, as incorrect settings could potentially cause display issues. The program is developed by ToastyX and has become a popular choice among tech enthusiasts who need precise control over their display settings.
Before using CRU, it's recommended to create a backup of current display settings and familiarize yourself with your monitor's specifications to avoid any potential damage to your hardware.
| Aspect | Description |
|---|---|
| Full Name | Custom Resolution Utility (CRU) |
| Developer | ToastyX |
| Latest Version | 1.5.1 |
| Operating System | Windows (XP/Vista/7/8/10/11) |
| File Size | ~1 MB |
| License | Freeware |
| Main Purpose | Creating and managing custom display resolutions and refresh rates |
| Primary Functions | • Creating custom resolutions • Adjusting refresh rates • Modifying timing parameters • Managing display overclocking • Editing EDID information |
| Key Features | • Detailed timing options • Extension block editing • Display overclocking support • Resolution management • Refresh rate customization • HDTV resolution support • Multiple display support |
| Advanced Settings | • Horizontal sync • Vertical sync • Pixel clock • Front porch • Sync width • Back porch • Blanking intervals |
| Safety Features | • Reset-all function • Automatic backup • Warning messages for unsafe settings • Restart utility |
| Common Uses | • Gaming monitor optimization • Display overclocking • Resolution compatibility fixes • Refresh rate adjustment • Custom aspect ratio setup |
| Compatibility | • AMD graphics cards • NVIDIA graphics cards • Intel integrated graphics • Most modern displays |
| User Interface | • Simple window-based interface • Drop-down menus • Detailed timing editor • Extension block manager |
| Additional Tools | • restart.exe (display driver restart) • reset-all.exe (settings reset) • CRU-patch.exe (driver patch utility) |
| Benefits | • Free to use • No installation required • Small system footprint • Powerful customization options |
| Limitations | • Requires technical knowledge • Risk of display incompatibility • Potential system instability if misused • No built-in profiles |
| Support Resources | • Official forum threads • Online tutorials • User guides • Community support |
| Best Practices | • Backup current settings • Start with small changes • Test stability thoroughly • Keep reset-all.exe accessible |
| Common Problems | • Black screen issues • Display driver crashes • Incompatible settings • Resolution reversion |
| Troubleshooting | • Use reset-all.exe • Boot in safe mode • Clear display driver • Restore default settings |
| Required Knowledge | • Display technology basics • Refresh rate concepts • Timing parameters • Graphics driver operation |
| Safety Precautions | • Avoid extreme settings • Monitor temperature • Test gradually • Keep backup options ready |
