autosave using co-authoring. How often is autosave done

[vettez06]

autosave using co-authoring. How often is autosave done

[#2]

@vettez06 , please check here https://support.office.com/en-us/article/what-is-autosave-6d6bd723-ebfd-4e40-b5f6-ae6e8088f7a5. In practice quite often.