Hi Sir I am Allan Joshua
So, Sir You Asked that Without Any 3rd Party Application How Can I Customize My Windows Desktop Screen It is A Nice Question So I have Attached One Link Pls Check It out, That Is My Youtube Channel Link,
How To Customize your Windows 10 Desktop Screen,https://www.youtube.com/watch?v=N1BAqADO_AI&t=46s
In That, You Have An Idea to Customize Your Windows Desktop Screen
If You Have Any Doubt You Can Email Me computerworkingsystemcws@gmail.com
I Hope It Will Be Very Helpful For You
Have A Nice Day Sir :)
Bye Bye
Allan Joshua,
CWS Team