How to change or install themes on Windows 10

Quick guide:
1. Install patches using "UltraUX Theme Patcher 3+"
2. Install and set up the "OldNewExplorer" program. To cut the long story short, it is designed to hide or display individual panels in the explorer.
3. Copy the theme to "C: / Windows / Resources / Themes /"
4. Choose the theme in the "Personalization" panel