How to Disable Hyper-V and Windows Sandbox to Improve Android Emulator Performance Certain Android emulators, such as BlueStacks, may experience performance issues or fail to start if virtualization technologies like Hyper-V and Windows Sandbox are enabled on your computer. This guide explains how to disable these technologies to enhance emulator performance. The Issue Hyper-V and Windows Sandbox are virtualization technologies provided by Microsoft that can be incompatible with some Android emulators. When enabled, these technologies can consume system resources needed for the emulators to function properly. Steps to Disable Hyper-V and Windows Sandbox Open Windows Features Press Windows + R to open the Run dialog. Type optionalfeatures and press Enter to open the Windows Features dialog. Disable Hyper-V In the Windows Features list, locate Hyper-V . Uncheck the box next to Hyper-V to disable it. Disable Windows Sandbox Scroll down in the Windows Features list to find Windows Sand...