Also:

• running pluto in virtual machines (parallels desktop, vmware, ...) doesn't work in case you're trying to do that
• try closing all programs that are running in the background (especially steam, msi afterburner and rivatuner if you have them)
• try excluding pluto from scanning in your av software: https://plutonium.pw/docs/antivirus/#how-do-i-fix-this-windows-defender
• update your graphics drivers
• if you have a vr headset plugged in unplug it
• if you use an avermedia capture card uninstall it's drivers
• verify the integrity of your system files:

1. open the start menu and search for "cmd"
2. run cmd as admin
3. execute the following command

dism /online /cleanup-image /restorehealth

4. restart your pc