There are some amazing tools like that (and Everything[2], which replaces Windows' inferior search) that really change how one interacts with Windows.
There are other tricks like putting scripts or shortcuts or executables in a directory referenced by your PATH variable, which can make the Win+R trick better too.
[0] https://www.flowlauncher.com/ [1] https://learn.microsoft.com/en-us/windows/powertoys/run [2] https://www.voidtools.com/
Or, you can install and reinstall linux distros and learn the ropes.
You should be fine as long as you use a proper firewall device and access only manually withelisted websites, but it is always better to keep it offline. That said, it can become your next firewall device.
>scrcpy
I also have a pixel 5a whose screen doesn't work, but I think functions otherwise. Would this allow me to interface with it?