How to delete virtual partition and volumes on Mac OS High Sierra?

Question

Hard disks

Hey! I'm sorry if I'm asking a trite question, but I have a real problem.
Similar problem and solution that didn't work for me...
How to delete virtual partition and volumes on HDD in Mac OS X?
I'm sitting on an external ssd 512.
I decided to put Win10 on the main poppy. Allocated 300gb for this case. Boot camp is down. After turning it off, all 300gb were lost. I tried again. Same story. Only 450 GB left.
Tried to completely remove the OS - did not help.
Here is what the terminal gives out on request - diskutil list
https://yadi.sk/i/ANkcOA-X3QG43R
I want to delete all partitions on a poppy and put a clean system.
Thank you in advance!

Answer 1

You need to run the macOS installer and first delete partitions through Disk Utility