Every 6 months it's a new party :cake:

Windows 10 version history - Wikipedia

Why do you want to roll back, you will no longer get any security updates if you do.

Just use your image and don`t install the updates if you want to go back to 1703.

I got it too on my Z170, it`s March, it`s the time security updates would end on 1703, my update went perfectly.

When It was done, the only thing I had to change was my background color back to...