Help With Disk Utility/Desktop/Background  



Catalina came out and i use disk utility alot. my computer gets slow all the time i have a slideshow i use and need disk utility, it gets it back to normal. it didnt do this before catalina, but whilw running First Aid it now takes the desktop away like this

can you use terminal to bring the background back while First Aid runs. or would there be any other way to do that compress image