I cannot start in recovery mode

Start up your computer in macOS Recovery

1. On your Mac, choose Apple menu  > Shut Down.
2. Wait for your Mac to shut down completely. A Mac is completely shut down when the screen is black and any lights (including in the Touch Bar) are off.
3. Press and hold the power button on your Mac until “Loading startup options” appears.
4. Click Options, then click Continue. 
5. If asked, select a volume to recover, then click Next.
6. Select an administrator account, then click Next.
7. Enter the password for the administrator account, then click Continue.
8. When the Recovery app appears in the menu bar, you can choose any of the available options in the window or the menu bar.