Calibg4.exe Portable

If you’ve ever owned a Surface Pro 4 (or even a Pro 3), you might have encountered the dreaded "dead zone" or "phantom touches" on your touchscreen. You tap an icon, and nothing happens. Or worse, your cursor starts jumping around like a ghost is operating your computer. While Windows has a built-in calibration wizard, many power users and DIY repair enthusiasts swear by a more obscure utility: .