use android phone as keyboard via usb
MusicalInstrument Digital Interface (MIDI) is a standard protocol for interconnecting computers with musical instruments, stage lighting, and other time-oriented media. Starting in Android 13, MIDI 2.0 support is added to the USB transport. MIDI 2.0 is a newer MIDI standard defined in 2020. This protocol adds features such as two-way communication, higher resolution and property exchange.
1 Across can do this. It supports sharing keyboards attached to a Windows or macOS machine to anything that supports Bluetooth, including Windows, macOS, iOS, and Android devices. I don't have much experience with it. I actually came across both that software and this question today, trying to do something similar myself.
TheDevice Manager is a tool you can launch from Android Studio that helps you create and manage AVDs. From the Android Studio Welcome screen, select More Actions > Virtual Device Manager. After opening a project, select View > Tool Windows > Device Manager from the main menu bar, and then click Create device.Connectyour phone to your PC using a USB cable. Launch Wo Mic on both devices. In the Android settings, select 'USB connection', then 'Start'. In the PC client settings, find "Connection", click and in the menu that opens click on "Connect" and then on USB and OK. You should see "Connected" in the bottom left corner