Remote Keyboard And Mouse App
2nd PC, using the built-in RDP.
Here's another tutorial about how to use keyboard and mouse on PS4 Remote Play, and about PS4 Remote Play Xbox controller support (or any other gamepad). The best and the original remote Android mouse and keyboard out there. AndroMouse converts your phone into wireless mouse, keyboard, and more. Connection with your computer is made either using.
Or, get a video splitter, along with a USB-Ethernet bridge, along with a 2nd keyboard/mouse.
Remote Keyboard And Mouse For Raspberry Pi
- Long haul the video, obviously
Keyboard/mouse -> USB->Eth -> Eth->USB -> Upstairs PC.
Remote Keyboard And Mouse Android
Or, you can often use a 'virtual USB' driver on the upstairs PC, but there are tradeoffs - but basically, the upstairs PC takes care of the 'Eth->USB' part, using a device driver... the caveat being the device driver needs to be up and running (along with the PC's entire network stack) for it to work.
Remote Keyboard And Mouse Software
OR, use something like Synergy+ (keyboard/mouse redirector) with a long-haul video splitter. This is basically how I do all of my machines, granted they're all within three feet of each other - but the concept will work over any distance, provided the monitor cable will reach.