I hadn't thought about those, Sixpence. So I looked it up and this it what I found
The international breaks in October and November 2020 will now feature three matches instead of two, allowing the postponed European qualifier play-off matches to be rescheduled at the start of the respective windows on October 8 and November 12.
Friendly matches will be played on October 7 and 8 and November 11 and 12.