Here are the five things you should do after you upgrade to Windows 10

https://www.youtube.com/watch?v=BT1Mz_TRXvQ
Outline of videos' contents: 

1. Customize the Start Menu
- Unpin tiles
- Change size
- Name and move groups
- Customize user folders 

2. Customize Taskbar + Action Center
- Right click, select Cortana to just be a button
- Personalization Colors, Show Color on start
- Choose Actions you want
- Use Quiet hours if notifications are bothering you

3. Customize Edge
- Add bookmarks 
- Add Home button
- Change open page
- Change theme 

4. Pin Important things
- Pin apps and sites to Start
- Pins apps to taskbar
- Pin documents on taskbar 
- Pin folders to Quick Access

5. Use apps
- Try the built-in apps
- Get new apps from the Store
- Snap on edge and corners 
- Set default apps