Custom fields that couldn't be matched to any of the standard fields were added to Notes section. This way all contacts were imported without any errors or lost data. CSV files to Office 365 account via Outlook ( File > Open & Export > Import/Export > Import from another program or file > Comma Separated Values.)
#Export office 365 contacts to icloud how to
Unfortunately, neither of the buttons was responding and the only option left was to kill the Contacts app. Most of the info I found on this topic (and I tried a few search terms) seems to want to explain how to go the OTHER way, contacts from iCloud TO 365. Also, it would often show a message about a duplicate contact and prompt to skip, ignore, or cancel import.
![export office 365 contacts to icloud export office 365 contacts to icloud](https://1.bp.blogspot.com/-nd_WcjkgbCg/V6MXRdgFCYI/AAAAAAAABBU/50Q0FbadQgA7uFg_469eTKoDn9nbtTzRgCLcB/s1600/3.jpg)
Contacts app was freezing, showing nonsensical error messages, crashing, etc.
![export office 365 contacts to icloud export office 365 contacts to icloud](https://www.cisdem.com/media/upload/2021/05/07/sign-in-with-google-account.png)
Importing large number of individual contacts this way simply didn't work reliably enough.
![export office 365 contacts to icloud export office 365 contacts to icloud](https://tweakyourbiz.com/wp-content/uploads/2020/05/2-1.png)
I initially tried to import on a Mac via built-in contacts app by simply dragging and dropping individual contacts or contact groups. Importing contacts proved to be a bit more complicated. First of all, start the MS Outlook application and click on File>Open & Import Just after this, go to Import/Export Now, press Export to a.